Mac OS 10.11.6

pyenv 1.2.8

Python 2.7.5

$ pip install lxml==3.6.4

Failed to build lxml

ld: file not found: python.exe
clang: error: linker command failed with exit code 1 (use -v to see invocation)
error: command 'clang' failed with exit status 1

----------------------------------------

Failed building wheel for lxml

$ export p=/Users/$(whoami)/.pyenv/versions/2.7.5

$ sed -i -e "s~-bundle_loader python.exe~-bundle_loader ${p}/bin/python2.7~g" "$p/lib/python2.7/_sysconfigdata.py"

$ pip install lxml==3.6.4

Successfully built lxml
Installing collected packages: lxml
  Found existing installation: lxml 4.3.3
    Uninstalling lxml-4.3.3:
      Successfully uninstalled lxml-4.3.3
Successfully installed lxml-3.6.4