Comment 1 for bug 1031396

By running the following on a clean Windows VM with python 2.7 x86:

pip install glance

I get greenlet downloaded as a dep:

Downloading/unpacking greenlet>=0.3.1 (from glance)
  Downloading greenlet-0.4.0.zip (72Kb): 72Kb downloaded
  Running setup.py egg_info for package greenlet

Building greenlet fails:

building 'greenlet' extension

error: Unable to find vcvarsall.bat

----------------------------------------
Command C:\Python27\python.exe -c "import setuptools;__file__='C:\\Python27\\Scr
ipts\\build\\greenlet\\setup.py';exec(compile(open(__file__).read().replace('\r\
n', '\n'), __file__, 'exec'))" install --single-version-externally-managed --rec
ord c:\users\anorex\appdata\local\temp\pip-ujinwf-record\install-record.txt fail
ed with error code 1 in C:\Python27\Scripts\build\greenlet
Storing complete log in C:\Users\anorex\AppData\Roaming\pip\pip.log