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#!/usr/bin/env python
# -*- encoding: utf-8 -*-
#
# author: David Medina
import requests
import json
from errors import GithubError
RESOURCES_PER_PAGE = 100
class GithubCore(object):
"""
Wrapper to github api requests
Methods: get, head, post, patch, put, delete
"""
requests_remaining = None
base_url = 'https://api.github.com/'
def __init__(self):
"""
Init `requests.session`
Init JSON parser
"""
self.session = requests.session()
self.session.params = {'per_page': RESOURCES_PER_PAGE}
self._parser = json
def get(self, request, paginate=False, **kwargs):
"""
GET request
:param paginate: Boolean to return link header to paginate
"""
response = self._request('GET', request, **kwargs)
content = self._parser.loads(response.content)
if paginate:
return response.headers.get('link'), content
else:
return content
def head(self, request, **kwargs):
""" HEAD request """
return self._request('HEAD', request, **kwargs)
def post(self, request, data=None, **kwargs):
"""
POST request
:param data: raw python object to send
"""
kwargs['data'] = self._parser.dumps(data)
response = self._request('POST', request, **kwargs)
assert response.status_code == 201
return self._parser.loads(response.content)
def patch(self, request, data=None, **kwargs):
"""
PATCH request
:param data: raw python object to send
"""
kwargs['data'] = self._parser.dumps(data)
response = self._request('PATCH', request, **kwargs)
assert response.status_code == 200
return self._parser.loads(response.content)
def put(self, request, **kwargs):
""" PUT request """
response = self._request('PUT', request, **kwargs)
assert response.status_code == 204
return response
def delete(self, request, **kwargs):
""" DELETE request """
data = kwargs.get('data')
if data:
kwargs['data'] = self._parser.dumps(data)
response = self._request('DELETE', request, **kwargs)
assert response.status_code == 204
return response
def _parse_args(self, request_args):
"""
Arg's parser to `_request` method
It check keyword args to parse extra request args to params
Sample:
_parse_args(arg1=1, arg2=2) => params = {'arg1': 1, 'arg2': 2}
"""
request_core = (
'params','data','headers','cookies','files','auth','tiemout',
'allow_redirects','proxies','return_response','config')
request_params = request_args.get('params')
extra_params = {}
for k, v in request_args.items():
if k in request_core: continue
extra_params.update({k: v})
del request_args[k]
if request_params:
request_args['params'].update(extra_params)
else:
request_args['params'] = extra_params
return request_args
def _request(self, verb, request, **kwargs):
"""
Http request wrapper
:param verb: Http method
:param request : Url query request
:param kwargs: Keyword args to request
"""
request = self.base_url + request
parsed_args = self._parse_args(kwargs)
response = self.session.request(verb, request, **parsed_args)
self.requests_remaining = response.headers.get(
'x-ratelimit-remaining',-1)
error = GithubError(response)
error.process()
return response
class Github(GithubCore):
pass
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