__init__.py 文件源码

def find_templates():
    """
    Load python modules from templates directory and get templates list

    :return: list of tuples (pairs):
             [(compiled regex, lambda regex_match: return message_data)]
    """
    templates = []
    templates_directory = (inspect.getsourcefile(lambda: 0).rstrip('__init__.py') +
                           'templates')
    template_files = os.listdir(templates_directory)
    for template_file in template_files:
        if template_file.startswith('.') or not template_file.endswith('.py'):
            continue
        # Hack for dev development and disutils
        try:
            template_module = importlib.import_module('templates.{}'.format(
               template_file.rstrip('.py')
            ))
        except ImportError:
            template_module = importlib.import_module('ross.templates.{}'.format(
               template_file.rstrip('.py')
            ))
        # Iterate throw items in template.
        # If there are variable ends with 'templates',
        # extend templates list with it.
        for (name, content) in template_module.__dict__.items():
            if name.endswith('templates'):
                for (regex_text, data_func) in content:
                    templates.append((re.compile(regex_text, re.IGNORECASE), data_func))
    return templates