feat: Add attempt_direct_path argument to create_channel (#583)
* feat: Add attempt_direct_path argument to create_channel
* add more test cases
* fix docstring
* fix docstring
* update docstring of attempt_direct_path arg
* update docstring of target arg
* Add comment for dns_prefix local variable
* Set the default value of attempt_direct_path to False
* simplify conditional statement
* use warnings.warn instead of _LOGGER.debug
* update docstring of target arg in _modify_target_for_direct_path
* s/direct_path_prefix/direct_path_separator
* default->google_auth_default
* parametrize target in def test_create_channel_implicit
* Add github issue for TODO
* filter deprecation warning related to grpcio-gcp
* format docstring
5 files changed