_abc.py

"""Subset of importlib.abc used to reduce importlib.util imports."""
from . import_bootstrap
importabc


classLoader(metaclass=abc.ABCMeta):

"""Abstract base class for import loaders."""

defcreate_module(self, spec):
"""Return a module to initialize and into which to load.

 This method should raise ImportError if anything prevents it
 from creating a new module. It may return None to indicate
 that the spec should create the new module.
 """
# By default, defer to default semantics for the new module.
returnNone

# We don't define exec_module() here since that would break
# hasattr checks we do to support backward compatibility.

defload_module(self, fullname):
"""Return the loaded module.

 The module must be added to sys.modules and have import-related
 attributes set properly. The fullname is a str.

 ImportError is raised on failure.

 This method is deprecated in favor of loader.exec_module(). If
 exec_module() exists then it is used to provide a backwards-compatible
 functionality for this method.

 """
ifnothasattr(self, 'exec_module'):
raiseImportError
# Warning implemented in _load_module_shim().
return_bootstrap._load_module_shim(self, fullname)