swh.storage.postgresql.converters module

swh.storage.postgresql.converters.author_to_db(author: Optional[swh.model.model.Person]) → Dict[str, Any][source]

Convert a swh-model author to its DB representation.

Parameters

author – a swh.model compatible author

Returns

a dictionary with three keys: author, fullname and email

Return type

dict

swh.storage.postgresql.converters.db_to_author(fullname: Optional[bytes], name: Optional[bytes], email: Optional[bytes]) → Optional[swh.model.model.Person][source]

Convert the DB representation of an author to a swh-model author.

Parameters

  • fullname (bytes) – the author’s fullname

  • name (bytes) – the author’s name

  • email (bytes) – the author’s email

Returns

a Person object, or None if ‘fullname’ is None.

swh.storage.postgresql.converters.db_to_git_headers(db_git_headers)[source]
swh.storage.postgresql.converters.db_to_date(date: Optional[datetime.datetime], offset: int, neg_utc_offset: Optional[bool]) → Optional[swh.model.model.TimestampWithTimezone][source]

Convert the DB representation of a date to a swh-model compatible date.

Parameters

  • date – a date pulled out of the database

  • offset – an integer number of minutes representing an UTC offset

  • neg_utc_offset – whether an utc offset is negative

Returns

a TimestampWithTimezone, or None if the date is None.

swh.storage.postgresql.converters.date_to_db(ts_with_tz: Optional[swh.model.model.TimestampWithTimezone]) → Dict[str, Any][source]

Convert a swh-model date_offset to its DB representation.

Parameters

ts_with_tz – a TimestampWithTimezone object

Returns

a dictionary with three keys:

  • timestamp: a date in ISO format

  • offset: the UTC offset in minutes

  • neg_utc_offset: a boolean indicating whether a null offset is negative or positive.

Return type

dict

swh.storage.postgresql.converters.revision_to_db(revision: swh.model.model.Revision) → Dict[str, Any][source]

Convert a swh-model revision to its database representation.

swh.storage.postgresql.converters.db_to_revision(db_revision: Dict[str, Any]) → Optional[swh.model.model.Revision][source]

Convert a database representation of a revision to its swh-model representation.

swh.storage.postgresql.converters.release_to_db(release: swh.model.model.Release) → Dict[str, Any][source]

Convert a swh-model release to its database representation.

swh.storage.postgresql.converters.db_to_release(db_release: Dict[str, Any]) → Optional[swh.model.model.Release][source]

Convert a database representation of a release to its swh-model representation.

swh.storage.postgresql.converters.db_to_raw_extrinsic_metadata(row) → swh.model.model.RawExtrinsicMetadata[source]
swh.storage.postgresql.converters.db_to_extid(row) → swh.model.model.ExtID[source]