import io
import pkgutil
from contextlib import contextmanager
__all__ = 'read_binary read_text open_binary open_text is_resource contents path'.split()
try:
FileNotFoundError
except NameError:
FileNotFoundError = OSError
def read_binary(package, resource):
data = pkgutil.get_data(package, resource)
if data is None:
raise FileNotFoundError('{} does not contain {!r}'.format(package, resource))
return data
def read_text(package, resource, encoding='utf-8', errors='strict'):
return read_binary(package, resource).decode(encoding, errors)
def open_binary(package, resource):
return io.BytesIO(read_binary(package, resource))
def open_text(package, resource, encoding='utf-8', errors='strict'):
return io.StringIO(read_text(package, resource, encoding, errors))
def is_resource(package, name):
try:
read_binary(package, name)
return True
except (FileNotFoundError, OSError, IOError):
return False
def contents(package):
raise NotImplementedError('importlib_resources.contents is not implemented')
@contextmanager
def path(package, resource):
raise NotImplementedError('importlib_resources.path is not implemented')
yield None