ppms.period

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The period API lets you create and delete periods.

Classes

The PeriodCreator is a context manager for creating new periods.

Function	Parameters	Return Value	Description
PeriodCreator.__enter__`(self)`		The `PeriodCreator` instance	Enter the context to queue up period changes
PeriodCreator.__exit__`(self, type, value, tb)`	type: Exception Type value: Exception instance tb: Traceback		When the context is left, all periods are created
PeriodCreator.add`(self, res_id, start_period, end_period)`	res_id: The Resource to add periods for start_period: Days since 01.01.1970 end_period: Days since 01.01.1970		Adds a resource and timeframe to generate periods for. When the context is left, these periods will be created. Note: The newly created periods will not be aggregated

Function	Parameters	Return Value	Description
aggregate_periods`(parent_res_id, start_period, end_period)`	parent_res_id: Resource start_period: Days since 01.01.1970 end_period: Days since 01.01.1970		Aggregate the periods of the `parent_res_id` in the given timeframe up across all parent resources
aggregate_periods_from_start_to_end`(res_id)`	res_id: Resource		Aggregate all periods of the resource based on their Start period and End period
any_child_resource_has_workday`(resource_id, period)`	resource_id: Resource period: Days since 01.01.1970	`True` if the given period is a workday for any child resource, `False` if it is not.	Check whether a given date is a workday for any child resource of a department
delete_obsolete_periods`(res_id)`	res_id: Resource		Delete all period records outside the Start period and End period
get_amount_of_children`(parent_res_id)`	parent_res_id: Resource	Amount of child resources
get_start_end_period_from_db`(res_id)`	res_id: Resource	Start and end period as a tuple	Fetch the start and end period of a resource from the database
reset_summarized_periods`(res_id)`	res_id: Resource		Sets all aggregated data items in the period table to 0

from ppms.period import PeriodCreator

with PeriodCreator() as creator:
    creator.add('R2', (100, 200))
    creator.add('R41', (100, 800))

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