exchangelib.items.calendar_item API documentation

# Module `exchangelib.items.calendar_item`

## Classes

`class AcceptDeclineMixIn`
  Expand source code

      class AcceptDeclineMixIn:
          """A mixin for items that can be declined or accepted."""

          def accept(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
              return AcceptItem(
                  account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
              ).send(message_disposition)

          def decline(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
              return DeclineItem(
                  account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
              ).send(message_disposition)

          def tentatively_accept(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
              return TentativelyAcceptItem(
                  account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
              ).send(message_disposition)

  A mixin for items that can be declined or accepted.

  ### Subclasses

  - CalendarItem
  - MeetingRequest

  ### Methods

  `def accept(self, message_disposition='SendAndSaveCopy', **kwargs)`
    Expand source code

        def accept(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
            return AcceptItem(
                account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
            ).send(message_disposition)

  `def decline(self, message_disposition='SendAndSaveCopy', **kwargs)`
    Expand source code

        def decline(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
            return DeclineItem(
                account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
            ).send(message_disposition)

  `def tentatively_accept(self, message_disposition='SendAndSaveCopy', **kwargs)`
    Expand source code

        def tentatively_accept(self, message_disposition=SEND_AND_SAVE_COPY, **kwargs):
            return TentativelyAcceptItem(
                account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
            ).send(message_disposition)

`class AcceptItem (**kwargs)`
  Expand source code

      class AcceptItem(BaseMeetingReplyItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/acceptitem"""

          ELEMENT_NAME = "AcceptItem"

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/acceptitem

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingReplyItem
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Inherited members

  - `BaseMeetingReplyItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `attachments`
    - `bcc_recipients`
    - `body`
    - `cc_recipients`
    - `deregister`
    - `headers`
    - `is_delivery_receipt_requested`
    - `is_read_receipt_requested`
    - `item_class`
    - `proposed_end`
    - `proposed_start`
    - `received_by`
    - `received_representing`
    - `reference_item_id`
    - `register`
    - `remove_field`
    - `sender`
    - `sensitivity`
    - `supported_fields`
    - `to_recipients`
    - `validate_field`
`class BaseMeetingItem (**kwargs)`
  Expand source code

      class BaseMeetingItem(Item, metaclass=EWSMeta):
          """Base class for meeting requests that share the same fields (Message, Request, Response, Cancellation)

          MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsecode
              Certain types are created as a side effect of doing something else. Meeting messages, for example, are created
              when you send a calendar item to attendees; they are not explicitly created.

          Therefore, BaseMeetingItem inherits from  EWSElement has no save() or send() method
          """

          associated_calendar_item_id = AssociatedCalendarItemIdField(field_uri="meeting:AssociatedCalendarItemId")
          is_delegated = BooleanField(field_uri="meeting:IsDelegated", is_read_only=True, default=False)
          is_out_of_date = BooleanField(field_uri="meeting:IsOutOfDate", is_read_only=True, default=False)
          has_been_processed = BooleanField(field_uri="meeting:HasBeenProcessed", is_read_only=True, default=False)
          response_type = ChoiceField(
              field_uri="meeting:ResponseType",
              choices={
                  Choice("Unknown"),
                  Choice("Organizer"),
                  Choice("Tentative"),
                  Choice("Accept"),
                  Choice("Decline"),
                  Choice("NoResponseReceived"),
              },
              is_required=True,
              default="Unknown",
          )

          effective_rights_idx = Item.FIELDS.index_by_name("effective_rights")
          sender_idx = Message.FIELDS.index_by_name("sender")
          received_representing_idx = Message.FIELDS.index_by_name("received_representing")
          FIELDS = (
              Item.FIELDS[:effective_rights_idx]
              + Message.FIELDS[sender_idx : received_representing_idx + 1]
              + Item.FIELDS[effective_rights_idx:]
          )

  Base class for meeting requests that share the same fields (Message, Request, Response, Cancellation)

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsecode Certain types are created as a side effect of doing something else. Meeting messages, for example, are created when you send a calendar item to attendees; they are not explicitly created.

  Therefore, BaseMeetingItem inherits from EWSElement has no save() or send() method

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Subclasses

  - MeetingCancellation
  - MeetingMessage
  - MeetingRequest
  - MeetingResponse

  ### Class variables

  `var effective_rights_idx`

    The type of the None singleton.

  `var received_representing_idx`

    The type of the None singleton.

  `var sender_idx`

    The type of the None singleton.

  ### Instance variables

  `var associated_calendar_item_id`

    The type of the None singleton.

  `var author`

    The type of the None singleton.

  `var bcc_recipients`

    The type of the None singleton.

  `var cc_recipients`

    The type of the None singleton.

  `var conversation_index`

    The type of the None singleton.

  `var conversation_topic`

    The type of the None singleton.

  `var has_been_processed`

    The type of the None singleton.

  `var is_delegated`

    The type of the None singleton.

  `var is_delivery_receipt_requested`

    The type of the None singleton.

  `var is_out_of_date`

    The type of the None singleton.

  `var is_read`

    The type of the None singleton.

  `var is_read_receipt_requested`

    The type of the None singleton.

  `var is_response_requested`

    The type of the None singleton.

  `var message_id`

    The type of the None singleton.

  `var received_by`

    The type of the None singleton.

  `var received_representing`

    The type of the None singleton.

  `var references`

    The type of the None singleton.

  `var reply_to`

    The type of the None singleton.

  `var response_type`

    The type of the None singleton.

  `var sender`

    The type of the None singleton.

  `var to_recipients`

    The type of the None singleton.

  ### Inherited members

  - `Item`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `attach`
    - `attachments`
    - `body`
    - `categories`
    - `conversation_id`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `has_attachments`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_draft`
    - `is_from_me`
    - `is_resend`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `mime_content`
    - `parent_folder_id`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `response_objects`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class BaseMeetingReplyItem (**kwargs)`
  Expand source code

      class BaseMeetingReplyItem(BaseItem, metaclass=EWSMeta):
          """Base class for meeting request reply items that share the same fields (Accept, TentativelyAccept, Decline)."""

          item_class = CharField(field_uri="item:ItemClass", is_read_only=True)
          sensitivity = ChoiceField(
              field_uri="item:Sensitivity",
              choices={Choice("Normal"), Choice("Personal"), Choice("Private"), Choice("Confidential")},
              is_required=True,
              default="Normal",
          )
          body = BodyField(field_uri="item:Body")  # Accepts and returns Body or HTMLBody instances
          attachments = AttachmentField(field_uri="item:Attachments")  # ItemAttachment or FileAttachment
          headers = MessageHeaderField(field_uri="item:InternetMessageHeaders", is_read_only=True)

          sender = Message.FIELDS["sender"]
          to_recipients = Message.FIELDS["to_recipients"]
          cc_recipients = Message.FIELDS["cc_recipients"]
          bcc_recipients = Message.FIELDS["bcc_recipients"]
          is_read_receipt_requested = Message.FIELDS["is_read_receipt_requested"]
          is_delivery_receipt_requested = Message.FIELDS["is_delivery_receipt_requested"]

          reference_item_id = ReferenceItemIdField(field_uri="item:ReferenceItemId")
          received_by = MailboxField(field_uri="message:ReceivedBy", is_read_only=True)
          received_representing = MailboxField(field_uri="message:ReceivedRepresenting", is_read_only=True)
          proposed_start = DateTimeField(field_uri="meeting:ProposedStart", supported_from=EXCHANGE_2013)
          proposed_end = DateTimeField(field_uri="meeting:ProposedEnd", supported_from=EXCHANGE_2013)

          @require_account
          def send(self, message_disposition=SEND_AND_SAVE_COPY):
              from ..services import CreateItem

              res = list(
                  CreateItem(account=self.account).call(
                      items=[self],
                      folder=self.folder,
                      message_disposition=message_disposition,
                      send_meeting_invitations=SEND_TO_NONE,
                  )
              )
              for r in res:
                  if isinstance(r, Exception):
                      raise r
              # CreateItem may return multiple item IDs when given a meeting reply item. See issue#886. In lack of a better
              # idea, return either the single ID or the list of IDs here.
              if len(res) == 1:
                  return res[0]
              return res

  Base class for meeting request reply items that share the same fields (Accept, TentativelyAccept, Decline).

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Subclasses

  - AcceptItem
  - DeclineItem
  - TentativelyAcceptItem

  ### Instance variables

  `var attachments`

    The type of the None singleton.

  `var bcc_recipients`

    The type of the None singleton.

  `var body`

    The type of the None singleton.

  `var cc_recipients`

    The type of the None singleton.

  `var headers`

    The type of the None singleton.

  `var is_delivery_receipt_requested`

    The type of the None singleton.

  `var is_read_receipt_requested`

    The type of the None singleton.

  `var item_class`

    The type of the None singleton.

  `var proposed_end`

    The type of the None singleton.

  `var proposed_start`

    The type of the None singleton.

  `var received_by`

    The type of the None singleton.

  `var received_representing`

    The type of the None singleton.

  `var reference_item_id`

    The type of the None singleton.

  `var sender`

    The type of the None singleton.

  `var sensitivity`

    The type of the None singleton.

  `var to_recipients`

    The type of the None singleton.

  ### Methods

  `def send(self, message_disposition='SendAndSaveCopy')`
    Expand source code

        @require_account
        def send(self, message_disposition=SEND_AND_SAVE_COPY):
            from ..services import CreateItem

            res = list(
                CreateItem(account=self.account).call(
                    items=[self],
                    folder=self.folder,
                    message_disposition=message_disposition,
                    send_meeting_invitations=SEND_TO_NONE,
                )
            )
            for r in res:
                if isinstance(r, Exception):
                    raise r
            # CreateItem may return multiple item IDs when given a meeting reply item. See issue#886. In lack of a better
            # idea, return either the single ID or the list of IDs here.
            if len(res) == 1:
                return res[0]
            return res

  ### Inherited members

  - `BaseItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `deregister`
    - `register`
    - `remove_field`
    - `supported_fields`
    - `validate_field`
`class CalendarItem (**kwargs)`
  Expand source code

      class CalendarItem(Item, AcceptDeclineMixIn):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/calendaritem"""

          ELEMENT_NAME = "CalendarItem"

          uid = TextField(field_uri="calendar:UID", is_required_after_save=True, is_searchable=False)
          recurrence_id = DateTimeField(field_uri="calendar:RecurrenceId", is_read_only=True)
          start = DateOrDateTimeField(field_uri="calendar:Start", is_required=True)
          end = DateOrDateTimeField(field_uri="calendar:End", is_required=True)
          original_start = DateTimeField(field_uri="calendar:OriginalStart", is_read_only=True)
          is_all_day = BooleanField(field_uri="calendar:IsAllDayEvent", is_required=True, default=False)
          legacy_free_busy_status = FreeBusyStatusField(
              field_uri="calendar:LegacyFreeBusyStatus", is_required=True, default="Busy"
          )
          location = TextField(field_uri="calendar:Location")
          when = TextField(field_uri="calendar:When")
          is_meeting = BooleanField(field_uri="calendar:IsMeeting", is_read_only=True)
          is_cancelled = BooleanField(field_uri="calendar:IsCancelled", is_read_only=True)
          is_recurring = BooleanField(field_uri="calendar:IsRecurring", is_read_only=True)
          meeting_request_was_sent = BooleanField(field_uri="calendar:MeetingRequestWasSent", is_read_only=True)
          is_response_requested = BooleanField(
              field_uri="calendar:IsResponseRequested", default=None, is_required_after_save=True, is_searchable=False
          )
          type = ChoiceField(
              field_uri="calendar:CalendarItemType", choices={Choice(c) for c in CALENDAR_ITEM_CHOICES}, is_read_only=True
          )
          my_response_type = ChoiceField(
              field_uri="calendar:MyResponseType", choices={Choice(c) for c in Attendee.RESPONSE_TYPES}, is_read_only=True
          )
          organizer = MailboxField(field_uri="calendar:Organizer", is_read_only=True)
          required_attendees = AttendeesField(field_uri="calendar:RequiredAttendees", is_searchable=False)
          optional_attendees = AttendeesField(field_uri="calendar:OptionalAttendees", is_searchable=False)
          resources = AttendeesField(field_uri="calendar:Resources", is_searchable=False)
          conflicting_meeting_count = IntegerField(field_uri="calendar:ConflictingMeetingCount", is_read_only=True)
          adjacent_meeting_count = IntegerField(field_uri="calendar:AdjacentMeetingCount", is_read_only=True)
          conflicting_meetings = EWSElementListField(
              field_uri="calendar:ConflictingMeetings", value_cls="CalendarItem", namespace=Item.NAMESPACE, is_read_only=True
          )
          adjacent_meetings = EWSElementListField(
              field_uri="calendar:AdjacentMeetings", value_cls="CalendarItem", namespace=Item.NAMESPACE, is_read_only=True
          )
          duration = CharField(field_uri="calendar:Duration", is_read_only=True)
          appointment_reply_time = DateTimeField(field_uri="calendar:AppointmentReplyTime", is_read_only=True)
          appointment_sequence_number = IntegerField(field_uri="calendar:AppointmentSequenceNumber", is_read_only=True)
          appointment_state = AppointmentStateField(field_uri="calendar:AppointmentState", is_read_only=True)
          recurrence = RecurrenceField(field_uri="calendar:Recurrence", is_searchable=False)
          first_occurrence = OccurrenceField(
              field_uri="calendar:FirstOccurrence", value_cls=FirstOccurrence, is_read_only=True
          )
          last_occurrence = OccurrenceField(field_uri="calendar:LastOccurrence", value_cls=LastOccurrence, is_read_only=True)
          modified_occurrences = OccurrenceListField(
              field_uri="calendar:ModifiedOccurrences", value_cls=Occurrence, is_read_only=True
          )
          deleted_occurrences = OccurrenceListField(
              field_uri="calendar:DeletedOccurrences", value_cls=DeletedOccurrence, is_read_only=True
          )
          _meeting_timezone = TimeZoneField(
              field_uri="calendar:MeetingTimeZone", deprecated_from=EXCHANGE_2010, is_searchable=False
          )
          _start_timezone = TimeZoneField(
              field_uri="calendar:StartTimeZone", supported_from=EXCHANGE_2010, is_searchable=False
          )
          _end_timezone = TimeZoneField(field_uri="calendar:EndTimeZone", supported_from=EXCHANGE_2010, is_searchable=False)
          conference_type = EnumAsIntField(
              field_uri="calendar:ConferenceType", enum=CONFERENCE_TYPES, min=0, default=None, is_required_after_save=True
          )
          allow_new_time_proposal = BooleanField(
              field_uri="calendar:AllowNewTimeProposal", default=None, is_required_after_save=True, is_searchable=False
          )
          is_online_meeting = BooleanField(field_uri="calendar:IsOnlineMeeting", default=None, is_read_only=True)
          meeting_workspace_url = URIField(field_uri="calendar:MeetingWorkspaceUrl")
          net_show_url = URIField(field_uri="calendar:NetShowUrl")

          def occurrence(self, index):
              """Get an occurrence of a recurring master by index. No query is sent to the server to actually fetch the item.
              Call refresh() on the item to do so.

              Only call this method on a recurring master.

              :param index: The index, which is 1-based

              :return The occurrence
              """
              return self.__class__(
                  account=self.account,
                  folder=self.folder,
                  _id=OccurrenceItemId(id=self.id, changekey=self.changekey, instance_index=index),
              )

          def recurring_master(self):
              """Get the recurring master of an occurrence. No query is sent to the server to actually fetch the item.
              Call refresh() on the item to do so.

              Only call this method on an occurrence of a recurring master.

              :return: The master occurrence
              """
              return self.__class__(
                  account=self.account,
                  folder=self.folder,
                  _id=RecurringMasterItemId(id=self.id, changekey=self.changekey),
              )

          @classmethod
          def timezone_fields(cls):
              return tuple(f for f in cls.FIELDS if isinstance(f, TimeZoneField))

          def clean_timezone_fields(self, version):
              # Sets proper values on the timezone fields if they are not already set
              if self.start is None:
                  start_tz = None
              elif type(self.start) in (EWSDate, datetime.date):
                  start_tz = self.account.default_timezone
              else:
                  start_tz = self.start.tzinfo
              if self.end is None:
                  end_tz = None
              elif type(self.end) in (EWSDate, datetime.date):
                  end_tz = self.account.default_timezone
              else:
                  end_tz = self.end.tzinfo
              if version.build < EXCHANGE_2010:
                  if self._meeting_timezone is None:
                      self._meeting_timezone = start_tz
                  self._start_timezone = None
                  self._end_timezone = None
              else:
                  self._meeting_timezone = None
                  if self._start_timezone is None:
                      self._start_timezone = start_tz
                  if self._end_timezone is None:
                      self._end_timezone = end_tz

          def clean(self, version=None):
              super().clean(version=version)
              if self.start and self.end and self.end < self.start:
                  raise ValueError(f"'end' must be greater than 'start' ({self.start} -> {self.end})")
              if version:
                  self.clean_timezone_fields(version=version)

          def cancel(self, **kwargs):
              return CancelCalendarItem(
                  account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
              ).send()

          def _update_fieldnames(self):
              update_fields = super()._update_fieldnames()
              if self.type == OCCURRENCE:
                  # Some CalendarItem fields cannot be updated when the item is an occurrence. The values are empty when we
                  # receive them so would have been updated because they are set to None.
                  update_fields.remove("recurrence")
                  update_fields.remove("uid")
              return update_fields

          @classmethod
          def from_xml(cls, elem, account):
              item = super().from_xml(elem=elem, account=account)
              # EWS returns the start and end values as a datetime regardless of the is_all_day status. Convert to date if
              # applicable.
              if not item.is_all_day:
                  return item
              for field_name in ("start", "end"):
                  val = getattr(item, field_name)
                  if val is None:
                      continue
                  # Return just the date part of the value. Subtract 1 day from the date if this is the end field. This is
                  # the inverse of what we do in .to_xml(). Convert to the local timezone before getting the date.
                  if field_name == "end":
                      val -= datetime.timedelta(days=1)
                  tz = getattr(item, f"_{field_name}_timezone")
                  setattr(item, field_name, val.astimezone(tz).date())
              return item

          def tz_field_for_field_name(self, field_name):
              meeting_tz_field, start_tz_field, end_tz_field = CalendarItem.timezone_fields()
              if self.account.version.build < EXCHANGE_2010:
                  return meeting_tz_field
              if field_name == "start":
                  return start_tz_field
              if field_name == "end":
                  return end_tz_field
              raise ValueError("Unsupported field_name")

          def date_to_datetime(self, field_name):
              # EWS always expects a datetime. If we have a date value, then convert it to datetime in the local
              # timezone. Additionally, if this the end field, add 1 day to the date. We could add 12 hours to both
              # start and end values and let EWS apply its logic, but that seems hacky.
              value = getattr(self, field_name)
              tz = getattr(self, self.tz_field_for_field_name(field_name).name)
              value = EWSDateTime.combine(value, datetime.time(0, 0)).replace(tzinfo=tz)
              if field_name == "end":
                  value += datetime.timedelta(days=1)
              return value

          def to_xml(self, version):
              # EWS has some special logic related to all-day start and end values. Non-midnight start values are pushed to
              # the previous midnight. Non-midnight end values are pushed to the following midnight. Midnight in this context
              # refers to midnight in the local timezone. See
              #
              # https://docs.microsoft.com/en-us/exchange/client-developer/exchange-web-services/how-to-create-all-day-events-by-using-ews-in-exchange
              #
              elem = super().to_xml(version=version)
              if not self.is_all_day:
                  return elem
              for field_name in ("start", "end"):
                  value = getattr(self, field_name)
                  if value is None:
                      continue
                  if type(value) in (EWSDate, datetime.date):
                      # EWS always expects a datetime
                      value = self.date_to_datetime(field_name=field_name)
                      # We already generated an XML element for this field, but it contains a plain date at this point, which
                      # is invalid. Replace the value.
                      field = self.get_field_by_fieldname(field_name)
                      set_xml_value(elem.find(field.response_tag()), value)
              return elem

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/calendaritem

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement
  - AcceptDeclineMixIn

  ### Static methods

  `def from_xml(elem, account)`
  `def timezone_fields()`

  ### Instance variables

  `var adjacent_meeting_count`

    The type of the None singleton.

  `var adjacent_meetings`

    The type of the None singleton.

  `var allow_new_time_proposal`

    The type of the None singleton.

  `var appointment_reply_time`

    The type of the None singleton.

  `var appointment_sequence_number`

    The type of the None singleton.

  `var appointment_state`

    The type of the None singleton.

  `var conference_type`

    The type of the None singleton.

  `var conflicting_meeting_count`

    The type of the None singleton.

  `var conflicting_meetings`

    The type of the None singleton.

  `var deleted_occurrences`

    The type of the None singleton.

  `var duration`

    The type of the None singleton.

  `var end`

    The type of the None singleton.

  `var first_occurrence`

    The type of the None singleton.

  `var is_all_day`

    The type of the None singleton.

  `var is_cancelled`

    The type of the None singleton.

  `var is_meeting`

    The type of the None singleton.

  `var is_online_meeting`

    The type of the None singleton.

  `var is_recurring`

    The type of the None singleton.

  `var is_response_requested`

    The type of the None singleton.

  `var last_occurrence`

    The type of the None singleton.

  `var legacy_free_busy_status`

    The type of the None singleton.

  `var location`

    The type of the None singleton.

  `var meeting_request_was_sent`

    The type of the None singleton.

  `var meeting_workspace_url`

    The type of the None singleton.

  `var modified_occurrences`

    The type of the None singleton.

  `var my_response_type`

    The type of the None singleton.

  `var net_show_url`

    The type of the None singleton.

  `var optional_attendees`

    The type of the None singleton.

  `var organizer`

    The type of the None singleton.

  `var original_start`

    The type of the None singleton.

  `var recurrence`

    The type of the None singleton.

  `var recurrence_id`

    The type of the None singleton.

  `var required_attendees`

    The type of the None singleton.

  `var resources`

    The type of the None singleton.

  `var start`

    The type of the None singleton.

  `var type`

    The type of the None singleton.

  `var uid`

    The type of the None singleton.

  `var when`

    The type of the None singleton.

  ### Methods

  `def cancel(self, **kwargs)`
    Expand source code

        def cancel(self, **kwargs):
            return CancelCalendarItem(
                account=self.account, reference_item_id=ReferenceItemId(id=self.id, changekey=self.changekey), **kwargs
            ).send()

  `def clean(self, version=None)`
    Expand source code

        def clean(self, version=None):
            super().clean(version=version)
            if self.start and self.end and self.end < self.start:
                raise ValueError(f"'end' must be greater than 'start' ({self.start} -> {self.end})")
            if version:
                self.clean_timezone_fields(version=version)

  `def clean_timezone_fields(self, version)`
    Expand source code

        def clean_timezone_fields(self, version):
            # Sets proper values on the timezone fields if they are not already set
            if self.start is None:
                start_tz = None
            elif type(self.start) in (EWSDate, datetime.date):
                start_tz = self.account.default_timezone
            else:
                start_tz = self.start.tzinfo
            if self.end is None:
                end_tz = None
            elif type(self.end) in (EWSDate, datetime.date):
                end_tz = self.account.default_timezone
            else:
                end_tz = self.end.tzinfo
            if version.build < EXCHANGE_2010:
                if self._meeting_timezone is None:
                    self._meeting_timezone = start_tz
                self._start_timezone = None
                self._end_timezone = None
            else:
                self._meeting_timezone = None
                if self._start_timezone is None:
                    self._start_timezone = start_tz
                if self._end_timezone is None:
                    self._end_timezone = end_tz

  `def date_to_datetime(self, field_name)`
    Expand source code

        def date_to_datetime(self, field_name):
            # EWS always expects a datetime. If we have a date value, then convert it to datetime in the local
            # timezone. Additionally, if this the end field, add 1 day to the date. We could add 12 hours to both
            # start and end values and let EWS apply its logic, but that seems hacky.
            value = getattr(self, field_name)
            tz = getattr(self, self.tz_field_for_field_name(field_name).name)
            value = EWSDateTime.combine(value, datetime.time(0, 0)).replace(tzinfo=tz)
            if field_name == "end":
                value += datetime.timedelta(days=1)
            return value

  `def occurrence(self, index)`
    Expand source code

        def occurrence(self, index):
            """Get an occurrence of a recurring master by index. No query is sent to the server to actually fetch the item.
            Call refresh() on the item to do so.

            Only call this method on a recurring master.

            :param index: The index, which is 1-based

            :return The occurrence
            """
            return self.__class__(
                account=self.account,
                folder=self.folder,
                _id=OccurrenceItemId(id=self.id, changekey=self.changekey, instance_index=index),
            )

    Get an occurrence of a recurring master by index. No query is sent to the server to actually fetch the item. Call refresh() on the item to do so.

    Only call this method on a recurring master.

    :param index: The index, which is 1-based

    :return The occurrence

  `def recurring_master(self)`
    Expand source code

        def recurring_master(self):
            """Get the recurring master of an occurrence. No query is sent to the server to actually fetch the item.
            Call refresh() on the item to do so.

            Only call this method on an occurrence of a recurring master.

            :return: The master occurrence
            """
            return self.__class__(
                account=self.account,
                folder=self.folder,
                _id=RecurringMasterItemId(id=self.id, changekey=self.changekey),
            )

    Get the recurring master of an occurrence. No query is sent to the server to actually fetch the item. Call refresh() on the item to do so.

    Only call this method on an occurrence of a recurring master.

    :return: The master occurrence

  `def to_xml(self, version)`
    Expand source code

        def to_xml(self, version):
            # EWS has some special logic related to all-day start and end values. Non-midnight start values are pushed to
            # the previous midnight. Non-midnight end values are pushed to the following midnight. Midnight in this context
            # refers to midnight in the local timezone. See
            #
            # https://docs.microsoft.com/en-us/exchange/client-developer/exchange-web-services/how-to-create-all-day-events-by-using-ews-in-exchange
            #
            elem = super().to_xml(version=version)
            if not self.is_all_day:
                return elem
            for field_name in ("start", "end"):
                value = getattr(self, field_name)
                if value is None:
                    continue
                if type(value) in (EWSDate, datetime.date):
                    # EWS always expects a datetime
                    value = self.date_to_datetime(field_name=field_name)
                    # We already generated an XML element for this field, but it contains a plain date at this point, which
                    # is invalid. Replace the value.
                    field = self.get_field_by_fieldname(field_name)
                    set_xml_value(elem.find(field.response_tag()), value)
            return elem

  `def tz_field_for_field_name(self, field_name)`
    Expand source code

        def tz_field_for_field_name(self, field_name):
            meeting_tz_field, start_tz_field, end_tz_field = CalendarItem.timezone_fields()
            if self.account.version.build < EXCHANGE_2010:
                return meeting_tz_field
            if field_name == "start":
                return start_tz_field
            if field_name == "end":
                return end_tz_field
            raise ValueError("Unsupported field_name")

  ### Inherited members

  - `Item`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `attach`
    - `attachments`
    - `body`
    - `categories`
    - `conversation_id`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `has_attachments`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_draft`
    - `is_from_me`
    - `is_resend`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `mime_content`
    - `parent_folder_id`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `response_objects`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class CancelCalendarItem (**kwargs)`
  Expand source code

      class CancelCalendarItem(BaseReplyItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/cancelcalendaritem"""

          ELEMENT_NAME = "CancelCalendarItem"
          author_idx = BaseReplyItem.FIELDS.index_by_name("author")
          FIELDS = BaseReplyItem.FIELDS[:author_idx] + BaseReplyItem.FIELDS[author_idx + 1 :]

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/cancelcalendaritem

  ### Ancestors

  - BaseReplyItem
  - EWSElement

  ### Class variables

  `var author_idx`

    The type of the None singleton.

  ### Inherited members

  - `BaseReplyItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `NAMESPACE`
    - `add_field`
    - `author`
    - `bcc_recipients`
    - `body`
    - `cc_recipients`
    - `is_delivery_receipt_requested`
    - `is_read_receipt_requested`
    - `new_body`
    - `received_by`
    - `received_representing`
    - `reference_item_id`
    - `remove_field`
    - `save`
    - `subject`
    - `supported_fields`
    - `to_recipients`
    - `validate_field`
`class DeclineItem (**kwargs)`
  Expand source code

      class DeclineItem(BaseMeetingReplyItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/declineitem"""

          ELEMENT_NAME = "DeclineItem"

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/declineitem

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingReplyItem
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Inherited members

  - `BaseMeetingReplyItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `attachments`
    - `bcc_recipients`
    - `body`
    - `cc_recipients`
    - `deregister`
    - `headers`
    - `is_delivery_receipt_requested`
    - `is_read_receipt_requested`
    - `item_class`
    - `proposed_end`
    - `proposed_start`
    - `received_by`
    - `received_representing`
    - `reference_item_id`
    - `register`
    - `remove_field`
    - `sender`
    - `sensitivity`
    - `supported_fields`
    - `to_recipients`
    - `validate_field`
`class MeetingCancellation (**kwargs)`
  Expand source code

      class MeetingCancellation(BaseMeetingItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingcancellation"""

          ELEMENT_NAME = "MeetingCancellation"

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingcancellation

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingItem
  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Inherited members

  - `BaseMeetingItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `associated_calendar_item_id`
    - `attach`
    - `attachments`
    - `author`
    - `bcc_recipients`
    - `body`
    - `categories`
    - `cc_recipients`
    - `conversation_id`
    - `conversation_index`
    - `conversation_topic`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `effective_rights_idx`
    - `has_attachments`
    - `has_been_processed`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_delegated`
    - `is_delivery_receipt_requested`
    - `is_draft`
    - `is_from_me`
    - `is_out_of_date`
    - `is_read`
    - `is_read_receipt_requested`
    - `is_resend`
    - `is_response_requested`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `message_id`
    - `mime_content`
    - `parent_folder_id`
    - `received_by`
    - `received_representing`
    - `received_representing_idx`
    - `references`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `reply_to`
    - `response_objects`
    - `response_type`
    - `sender`
    - `sender_idx`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `to_recipients`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class MeetingMessage (**kwargs)`
  Expand source code

      class MeetingMessage(BaseMeetingItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingmessage"""

          ELEMENT_NAME = "MeetingMessage"

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingmessage

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingItem
  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Inherited members

  - `BaseMeetingItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `associated_calendar_item_id`
    - `attach`
    - `attachments`
    - `author`
    - `bcc_recipients`
    - `body`
    - `categories`
    - `cc_recipients`
    - `conversation_id`
    - `conversation_index`
    - `conversation_topic`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `effective_rights_idx`
    - `has_attachments`
    - `has_been_processed`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_delegated`
    - `is_delivery_receipt_requested`
    - `is_draft`
    - `is_from_me`
    - `is_out_of_date`
    - `is_read`
    - `is_read_receipt_requested`
    - `is_resend`
    - `is_response_requested`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `message_id`
    - `mime_content`
    - `parent_folder_id`
    - `received_by`
    - `received_representing`
    - `received_representing_idx`
    - `references`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `reply_to`
    - `response_objects`
    - `response_type`
    - `sender`
    - `sender_idx`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `to_recipients`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class MeetingRequest (**kwargs)`
  Expand source code

      class MeetingRequest(BaseMeetingItem, AcceptDeclineMixIn):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingrequest"""

          ELEMENT_NAME = "MeetingRequest"

          meeting_request_type = ChoiceField(
              field_uri="meetingRequest:MeetingRequestType",
              choices={
                  Choice("FullUpdate"),
                  Choice("InformationalUpdate"),
                  Choice("NewMeetingRequest"),
                  Choice("None"),
                  Choice("Outdated"),
                  Choice("PrincipalWantsCopy"),
                  Choice("SilentUpdate"),
              },
              default="None",
          )
          intended_free_busy_status = ChoiceField(
              field_uri="meetingRequest:IntendedFreeBusyStatus",
              choices={Choice("Free"), Choice("Tentative"), Choice("Busy"), Choice("OOF"), Choice("NoData")},
              is_required=True,
              default="Busy",
          )

          # This element also has some fields from CalendarItem
          start_idx = CalendarItem.FIELDS.index_by_name("start")
          is_response_requested_idx = CalendarItem.FIELDS.index_by_name("is_response_requested")
          FIELDS = (
              BaseMeetingItem.FIELDS
              + CalendarItem.FIELDS[start_idx:is_response_requested_idx]
              + CalendarItem.FIELDS[is_response_requested_idx + 1 :]
          )

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingrequest

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingItem
  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement
  - AcceptDeclineMixIn

  ### Class variables

  `var is_response_requested_idx`

    The type of the None singleton.

  `var start_idx`

    The type of the None singleton.

  ### Instance variables

  `var adjacent_meeting_count`

    The type of the None singleton.

  `var adjacent_meetings`

    The type of the None singleton.

  `var allow_new_time_proposal`

    The type of the None singleton.

  `var appointment_reply_time`

    The type of the None singleton.

  `var appointment_sequence_number`

    The type of the None singleton.

  `var appointment_state`

    The type of the None singleton.

  `var conference_type`

    The type of the None singleton.

  `var conflicting_meeting_count`

    The type of the None singleton.

  `var conflicting_meetings`

    The type of the None singleton.

  `var deleted_occurrences`

    The type of the None singleton.

  `var duration`

    The type of the None singleton.

  `var end`

    The type of the None singleton.

  `var first_occurrence`

    The type of the None singleton.

  `var intended_free_busy_status`

    The type of the None singleton.

  `var is_all_day`

    The type of the None singleton.

  `var is_cancelled`

    The type of the None singleton.

  `var is_meeting`

    The type of the None singleton.

  `var is_online_meeting`

    The type of the None singleton.

  `var is_recurring`

    The type of the None singleton.

  `var last_occurrence`

    The type of the None singleton.

  `var legacy_free_busy_status`

    The type of the None singleton.

  `var location`

    The type of the None singleton.

  `var meeting_request_type`

    The type of the None singleton.

  `var meeting_request_was_sent`

    The type of the None singleton.

  `var meeting_workspace_url`

    The type of the None singleton.

  `var modified_occurrences`

    The type of the None singleton.

  `var my_response_type`

    The type of the None singleton.

  `var net_show_url`

    The type of the None singleton.

  `var optional_attendees`

    The type of the None singleton.

  `var organizer`

    The type of the None singleton.

  `var original_start`

    The type of the None singleton.

  `var recurrence`

    The type of the None singleton.

  `var required_attendees`

    The type of the None singleton.

  `var resources`

    The type of the None singleton.

  `var start`

    The type of the None singleton.

  `var type`

    The type of the None singleton.

  `var when`

    The type of the None singleton.

  ### Inherited members

  - `BaseMeetingItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `associated_calendar_item_id`
    - `attach`
    - `attachments`
    - `author`
    - `bcc_recipients`
    - `body`
    - `categories`
    - `cc_recipients`
    - `conversation_id`
    - `conversation_index`
    - `conversation_topic`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `effective_rights_idx`
    - `has_attachments`
    - `has_been_processed`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_delegated`
    - `is_delivery_receipt_requested`
    - `is_draft`
    - `is_from_me`
    - `is_out_of_date`
    - `is_read`
    - `is_read_receipt_requested`
    - `is_resend`
    - `is_response_requested`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `message_id`
    - `mime_content`
    - `parent_folder_id`
    - `received_by`
    - `received_representing`
    - `received_representing_idx`
    - `references`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `reply_to`
    - `response_objects`
    - `response_type`
    - `sender`
    - `sender_idx`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `to_recipients`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class MeetingResponse (**kwargs)`
  Expand source code

      class MeetingResponse(BaseMeetingItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingresponse"""

          ELEMENT_NAME = "MeetingResponse"

          proposed_start = DateTimeField(field_uri="meeting:ProposedStart", supported_from=EXCHANGE_2013)
          proposed_end = DateTimeField(field_uri="meeting:ProposedEnd", supported_from=EXCHANGE_2013)

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/meetingresponse

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingItem
  - Item
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Instance variables

  `var proposed_end`

    The type of the None singleton.

  `var proposed_start`

    The type of the None singleton.

  ### Inherited members

  - `BaseMeetingItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `associated_calendar_item_id`
    - `attach`
    - `attachments`
    - `author`
    - `bcc_recipients`
    - `body`
    - `categories`
    - `cc_recipients`
    - `conversation_id`
    - `conversation_index`
    - `conversation_topic`
    - `culture`
    - `datetime_created`
    - `datetime_received`
    - `datetime_sent`
    - `deregister`
    - `detach`
    - `display_cc`
    - `display_to`
    - `effective_rights`
    - `effective_rights_idx`
    - `has_attachments`
    - `has_been_processed`
    - `headers`
    - `importance`
    - `in_reply_to`
    - `is_associated`
    - `is_delegated`
    - `is_delivery_receipt_requested`
    - `is_draft`
    - `is_from_me`
    - `is_out_of_date`
    - `is_read`
    - `is_read_receipt_requested`
    - `is_resend`
    - `is_response_requested`
    - `is_submitted`
    - `is_unmodified`
    - `item_class`
    - `last_modified_name`
    - `last_modified_time`
    - `message_id`
    - `mime_content`
    - `parent_folder_id`
    - `received_by`
    - `received_representing`
    - `received_representing_idx`
    - `references`
    - `register`
    - `reminder_due_by`
    - `reminder_is_set`
    - `reminder_minutes_before_start`
    - `remove_field`
    - `reply_to`
    - `response_objects`
    - `response_type`
    - `sender`
    - `sender_idx`
    - `sensitivity`
    - `size`
    - `subject`
    - `supported_fields`
    - `text_body`
    - `to_recipients`
    - `unique_body`
    - `validate_field`
    - `web_client_edit_form_query_string`
    - `web_client_read_form_query_string`
`class TentativelyAcceptItem (**kwargs)`
  Expand source code

      class TentativelyAcceptItem(BaseMeetingReplyItem):
          """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/tentativelyacceptitem"""

          ELEMENT_NAME = "TentativelyAcceptItem"

  MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/tentativelyacceptitem

  Pick out optional 'account' and 'folder' kwargs, and pass the rest to the parent class.

  :param kwargs: 'account' is optional but allows calling 'send()' and 'delete()' 'folder' is optional but allows calling 'save()'. If 'folder' has an account, and 'account' is not set, we use folder.account.

  ### Ancestors

  - BaseMeetingReplyItem
  - BaseItem
  - RegisterMixIn
  - IdChangeKeyMixIn
  - EWSElement

  ### Inherited members

  - `BaseMeetingReplyItem`:
    - `ELEMENT_NAME`
    - `FIELDS`
    - `ID_ELEMENT_CLS`
    - `INSERT_AFTER_FIELD`
    - `NAMESPACE`
    - `add_field`
    - `attachments`
    - `bcc_recipients`
    - `body`
    - `cc_recipients`
    - `deregister`
    - `headers`
    - `is_delivery_receipt_requested`
    - `is_read_receipt_requested`
    - `item_class`
    - `proposed_end`
    - `proposed_start`
    - `received_by`
    - `received_representing`
    - `reference_item_id`
    - `register`
    - `remove_field`
    - `sender`
    - `sensitivity`
    - `supported_fields`
    - `to_recipients`
    - `validate_field`