def expand_reqs(fpath):
 absfpath = os.path.abspath(fpath)
 output = expand_reqs_helper(absfpath, set())
 return sorted(set(output))

def expand_reqs ( fpath ) : absfpath = os . path . abspath ( fpath ) output = expand_reqs_helper ( absfpath , set ( ) ) return sorted ( set ( output ) )
returns a sorted list of unique dependencies specified by the requirements file fpath .