def exec_from_dir(dirname=None, scent="<STR_LIT>"):
if dirname is None:<EOL><INDENT>dirname = os.getcwd()<EOL><DEDENT>files = os.listdir(dirname)<EOL>if scent not in files:<EOL><INDENT>return None<EOL><DEDENT>return load_file(os.path.join(dirname, scent))<EOL>
Runs the scent.py file from the given directory (cwd if None given).

    Returns module if loaded a scent, None otherwise.