[brotli] [brotli:(os_name != "nt" or python_version >= "3") and platform_python_implementation != "CPython"] brotlicffi>=0.8.0 [brotli:(os_name != "nt" or python_version >= "3") and platform_python_implementation == "CPython"] brotli>=1.0.9 [brotli:os_name == "nt" and python_version < "3"] brotlipy>=0.6.0 [secure] certifi cryptography>=1.3.4 idna>=2.0.0 pyOpenSSL>=0.14 urllib3-secure-extra [secure:python_version == "2.7"] ipaddress [socks] PySocks!=1.5.7,<2.0,>=1.5.6