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#!/usr/bin/env python | ||
# -*- coding:utf-8 -*- | ||
# @Author: Jialiang Shi | ||
import inspect | ||
from functools import wraps | ||
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def strip_trailing_slash(url): | ||
""" | ||
remove url's trailing slash | ||
:param url: | ||
:return: | ||
""" | ||
if url.endswith("/"): | ||
url = url[:-1] | ||
return url | ||
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def get_args(func): | ||
""" | ||
Returns a sequence of list (args) for func | ||
:param func: | ||
:return: | ||
""" | ||
try: | ||
argspec = inspect.getfullargspec(func) | ||
except AttributeError: | ||
argspec = inspect.getargspec(func) | ||
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if not argspec.defaults: | ||
args = argspec.args[1:] | ||
else: | ||
args = argspec.args[1 : -len(argspec.defaults)] | ||
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return args | ||
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def get_default_kwargs(func): | ||
""" | ||
Returns a sequence of tuples (kwarg_name, default_value) for func | ||
:param func: | ||
:return: | ||
""" | ||
try: | ||
argspec = inspect.getfullargspec(func) | ||
except AttributeError: | ||
argspec = inspect.getargspec(func) | ||
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if not argspec.defaults: | ||
return [] | ||
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return zip(argspec.args[-len(argspec.defaults) :], argspec.defaults) | ||
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def translate_params(f, *args, **kwargs): | ||
""" | ||
:param f: | ||
:param args: | ||
:param kwargs: | ||
:return: | ||
""" | ||
all_params = dict(get_default_kwargs(f)) | ||
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if len(get_args(f)) < len(args): | ||
additional_values = args[len(get_args(f)) :] | ||
try: | ||
argspec = inspect.getfullargspec(f) | ||
except AttributeError: | ||
argspec = inspect.getargspec(f) | ||
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func_parameters = argspec.args[1:] | ||
additional_args = func_parameters[ | ||
len(get_args(f)) : len(get_args(f)) + len(additional_values) | ||
] | ||
all_params.update(dict(zip(additional_args, additional_values))) | ||
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all_params.update(dict(zip(get_args(f), args))) | ||
all_params.update(kwargs) | ||
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for key in list(all_params.keys()): | ||
if not all_params[key]: | ||
del all_params[key] | ||
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return all_params | ||
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def translate_special_params(func_params, attributes_map): | ||
""" | ||
:param func_params: | ||
:param attributes_map: | ||
:return: | ||
""" | ||
params = {} | ||
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for key, value in func_params.items(): | ||
if key in attributes_map: | ||
params[attributes_map[key]] = value | ||
else: | ||
params[key] = value | ||
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return params | ||
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def endpoint(url_pattern, method="GET"): | ||
""" | ||
:param url_pattern: | ||
:param method: | ||
:param item: | ||
:return: | ||
""" | ||
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def wrapped_func(f): | ||
@wraps(f) | ||
def inner_func(self, *args, **kwargs): | ||
""" | ||
:param self: | ||
:param args: | ||
:param kwargs: | ||
:return: | ||
""" | ||
func_params = translate_params(f, *args, **kwargs) | ||
params = translate_special_params(func_params, self.special_attributes_map) | ||
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response = None | ||
if method == "GET": | ||
response = self._get(url_pattern, params=params) | ||
elif method == "POST": | ||
response = self._post(url_pattern, data=params) | ||
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if response: | ||
try: | ||
if response.headers["Content-Type"] == "application/json": | ||
return response.json() | ||
else: | ||
return response.text | ||
except Exception as e: | ||
return response.content | ||
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return inner_func | ||
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return wrapped_func | ||
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def GET(url_pattern): | ||
""" | ||
:param url_pattern: | ||
:return: | ||
""" | ||
return endpoint(url_pattern, method="GET") | ||
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def POST(url_pattern): | ||
""" | ||
:param url_pattern: | ||
:return: | ||
""" | ||
return endpoint(url_pattern, method="POST") |