windows

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

pipenv/cli.py

@@ -289,8 +289,6 @@ def find_a_system_python(python):
             if os.name == 'nt':
                 possibility = '{0}.exe'.format(possibility)
 
-            print(system_which(possibility))
-
             version = python_version(system_which(possibility))
             if version:
                 if python in version:

pipenv/utils.py

@@ -26,6 +26,10 @@ requests = requests.session()
 
 def python_version(path_to_python):
     print(path_to_python)
+
+    if not path_to_python:
+        return None
+
     try:
         TEMPLATE = 'Python {}.{}.{}'
         print('{0} --version'.format(path_to_python))