misc/build_helpers/run_trial.py: ensure that pywin32 is not on the sys.path when running the test suite. Includes some temporary debugging printouts that will be removed. refs #1334

misc/build_helpers/run_trial.py

@@ -2,6 +2,24 @@
 
 import os, sys, re, glob
 
+if sys.platform == "win32":
+    # Buildbot depends on pywin32, but we don't want it to be available to the code under test.
+    def not_pywin32(entry):
+        dirs = os.path.normcase(entry).replace('/', '\\').split('\\')
+        return "win32" not in dirs and "pythonwin" not in dirs
+
+    print sys.path
+    sys.path = filter(not_pywin32, sys.path)
+    print sys.path
+
+    try:
+        import win32api
+    except ImportError:
+        pass  # expected
+    else:
+        raise AssertionError("We were unable to expunge pywin32 from the sys.path.")
+
+
 def read_version_py(infname):
     try:
         verstrline = open(infname, "rt").read()