Parse Procfile

procfile.py

def procfile(filepath):
    with open(filepath, 'rb') as fp:
        for process_line in fp.readlines():
            process_line = process_line.strip()
            if not process_line or process_line.startswith('#'):
                continue
            
            process_name, command = process_line.split(':', 1)
            yield process_name.strip(), command.strip()