Iterate on finding an appropriate new patch for pipdeptree.

Author: matteius

pipenv/vendor/pipdeptree/__init__.py

@@ -0,0 +1,9 @@
+import os
+import sys
+
+pardir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+# for finding pipdeptree itself
+sys.path.append(pardir)
+# for finding stuff in vendor and patched
+sys.path.append(os.path.dirname(os.path.dirname(pardir)))
+