Searching for twisted>=9.0.0
Reading http://pypi.python.org/simple/twisted/
Best match: Twisted 13.1.0
Downloading https://pypi.python.org/packages/source/T/Twisted/Twisted-13.1.0.tar.bz2#md5=5609c91ed465f5a7da48d30a0e7b6960
Processing Twisted-13.1.0.tar.bz2
Running Twisted-13.1.0/setup.py -q bdist_egg --dist-dir /tmp/easy_install-ZqKkRp/Twisted-13.1.0/egg-dist-tmp-rxcZGJ
twisted/runner/portmap.c:10:20: fatal error: Python.h: No such file or directory
compilation terminated.
error: Setup script exited with error: command 'gcc' failed with exit status 1
这么多“容易”