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import io
import os
import sys
from sqlalchemy.util import inspect_getfullargspec # noqa
from sqlalchemy.util.compat import inspect_formatargspec # noqa
is_posix = os.name == "posix"
py39 = sys.version_info >= (3, 9)
py38 = sys.version_info >= (3, 8)
py37 = sys.version_info >= (3, 7)
string_types = (str,)
binary_type = bytes
text_type = str
# produce a wrapper that allows encoded text to stream
# into a given buffer, but doesn't close it.
# not sure of a more idiomatic approach to this.
class EncodedIO(io.TextIOWrapper):
def close(self) -> None:
pass
if py37:
from importlib import resources as importlib_resources
else:
import importlib_resources # noqa
if py38:
from importlib import metadata as importlib_metadata
else:
import importlib_metadata # noqa
def importlib_metadata_get(group):
ep = importlib_metadata.entry_points()
if hasattr(ep, "select"):
return ep.select(group=group)
else:
return ep.get(group, ())
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