Place file in a typesafe manner.
Place file in a typesafe manner. If bucket is not provided, find the first typesafe bucket. If the bucket is provided, assert the file can be placed in a typesafe manner.
In case the file can not be placed in a typesafe manner, the placement will fail.
See also os.TYPESAFE_IF_POSSIBLE.
The main difference between os.TYPESAFE and os.TYPESAFE_IF_POSSIBLE
is how they behave in cases where it is not possilbe to place the
file respecting typesafety.
os.TYPESAFE will reject the operation.
os.TYPESAFE_IF_POSSIBLE will place the file anyway.
Moving a file without the TYPESAFE flag will ignore .Accept rules.
Moving a file with the TYPESAFE flag will respect .Accept rules.
Moving a file with the TYPESAFE flag will respect .Accept rules. If the .Accept rules deny placement, the operation will fail.