def _filename_to_module_name()

in testslide/cli.py [0:0]

• 13 lines of code
• 6 McCabe index (conditional complexity)

def _filename_to_module_name(name: str) -> str:
    if not (
        os.path.isfile(name)
        and (name.lower().endswith(".py") or name.lower().endswith(".pyc"))
    ):
        raise ValueError("Expected a .py file, got {}".format(name))

    if os.path.isabs(name):
        name = os.path.relpath(name, os.getcwd())
    if name.lower().endswith(".pyc"):
        end = -4
    else:
        end = -3
    return name[:end].replace(os.path.sep, ".")