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import functools | |
def log(func): | |
@functools.wraps(func) | |
def wrapper(*args): | |
print(u"request body: {}".format(args[0])) | |
response = func(*args) | |
print u"response body: {}".format(response) | |
return response | |
return wrapper | |
def append_params(func): | |
@functools.wraps(func) | |
def wrapper(*args): | |
response = func(u"[{}]".format(args[0])) | |
return u"={}=".format(response) | |
return wrapper | |
class RequestManager: | |
def __init__(self): | |
pass | |
interceptors = [] | |
def add_interceptor(self, interceptor): | |
self.interceptors.append(interceptor) | |
def request(self, body): | |
final_request = RequestManager.__real_request | |
for interceptor in self.interceptors: | |
final_request = interceptor(final_request) | |
final_request(body) | |
@staticmethod | |
def __real_request(body): | |
print u"------- real call -------" | |
return u"{}'s response".format(body) | |
manager = RequestManager() | |
manager.add_interceptor(RequestManager.request) | |
manager.add_interceptor(log) | |
manager.request(u"Hello") |
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