EmbeddedPythonTest prints a helpful message if site-packages is not found

tminka · tminka · commit d1103ec3b8f2 · 2020-12-18T20:49:23.000Z
diff --git a/src/embed_tests/TestPythonTests.cs b/src/embed_tests/TestPythonTests.cs
@@ -51,7 +51,11 @@ public void EmbeddedPythonTest(string testFile, string testName)
 import sys
 import os
 libdir = os.path.dirname(sys.modules['os'].__file__)
-sys.path.append(os.path.join(libdir, 'site-packages'))
+pkgdir = os.path.join(libdir, 'site-packages')
+if os.path.exists(pkgdir):
+    sys.path.append(pkgdir)
+else:
+    raise ValueError([pkgdir] + os.listdir(libdir))
 sys.path.append(os.path.dirname(r'{folder}'))
 sys.path.append(os.path.join(r'{folder}', 'fixtures'))
 import clr
