chardet<4,>=3.0.2 idna<3,>=2.5 urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1 certifi>=2017.4.17 [security] pyOpenSSL>=0.14 cryptography>=1.3.4 [socks] PySocks!=1.5.7,>=1.5.6 [socks:sys_platform == "win32" and python_version == "2.7"] win_inet_pton