def begin(
self,
autocommit=False,
readonly=False,
# after=None, metadata=None, timeout=None
):
""" Begin a new :class:`~py2neo.database.work.Transaction`.
:param autocommit: (deprecated) if :py:const:`True`, the
transaction will automatically commit after the first
operation
:param readonly: if :py:const:`True`, will begin a readonly
transaction, otherwise will begin as read-write
*Changed in version 2020.0: the 'autocommit' argument is now
deprecated. Use the 'auto' method instead.*
"""
if autocommit:
warn(
"Graph.begin(autocommit=True) is deprecated, "
"use Graph.auto() instead",
category=DeprecationWarning,
stacklevel=2)
return Transaction(
self,
autocommit,
readonly,
# after, metadata, timeout
)
def auto(self,
# readonly=False, after=None, metadata=None, timeout=None
):
""" Create a new auto-commit :class:`~py2neo.database.work.Transaction`.
*New in version 2020.0.*
"""
return Transaction(self, True,
# readonly, after, metadata, timeout
)
def auto(self, readonly=False,
# after=None, metadata=None, timeout=None
):
""" Create a new auto-commit :class:`~py2neo.database.work.Transaction`.
:param readonly: if :py:const:`True`, will begin a readonly
transaction, otherwise will begin as read-write
*New in version 2020.0.*
"""
return Transaction(self, True, readonly,
# after, metadata, timeout
)