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annotate venv/lib/python2.7/site-packages/requests_toolbelt/adapters/ssl.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 # -*- coding: utf-8 -*-
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2 """
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3
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4 requests_toolbelt.ssl_adapter
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5 =============================
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6
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7 This file contains an implementation of the SSLAdapter originally demonstrated
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8 in this blog post:
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9 https://lukasa.co.uk/2013/01/Choosing_SSL_Version_In_Requests/
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10
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11 """
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12 from requests.adapters import HTTPAdapter
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13 from requests.packages.urllib3.poolmanager import PoolManager
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14
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15
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16 class SSLAdapter(HTTPAdapter):
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17 """
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18 A HTTPS Adapter for Python Requests that allows the choice of the SSL/TLS
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19 version negotiated by Requests. This can be used either to enforce the
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20 choice of high-security TLS versions (where supported), or to work around
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21 misbehaving servers that fail to correctly negotiate the default TLS
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22 version being offered.
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23
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24 Example usage:
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25
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26 >>> import requests
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27 >>> import ssl
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28 >>> from requests_toolbelt import SSLAdapter
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29 >>> s = requests.Session()
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30 >>> s.mount('https://', SSLAdapter(ssl.PROTOCOL_TLSv1))
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31
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32 You can replace the chosen protocol with any that are available in the
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33 default Python SSL module. All subsequent requests that match the adapter
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34 prefix will use the chosen SSL version instead of the default.
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35 """
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36
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37 __attrs__ = HTTPAdapter.__attrs__ + ['ssl_version']
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38
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39 def __init__(self, ssl_version=None, **kwargs):
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40 self.ssl_version = ssl_version
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41
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42 super(SSLAdapter, self).__init__(**kwargs)
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43
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44 def init_poolmanager(self, connections, maxsize, block=False):
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45 self.poolmanager = PoolManager(num_pools=connections,
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46 maxsize=maxsize,
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47 block=block,
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48 ssl_version=self.ssl_version)