use either PyGObject (import gi, maintained) or pgi (import pgi, old/unmaintained)

ping #7

gp-saml-gui.py

@@ -1,6 +1,15 @@
 #!/usr/bin/env python3
 
-import gi
+try:
+    import gi
+except ImportError:
+    try:
+        import pgi as gi
+    except ImportError:
+        gi = None
+if gi is None:
+    raise ImportError("Either gi (PyGObject) or pgi module is required.")
+
 import argparse
 import pprint
 import urllib

requirements.txt

@@ -1,2 +1,2 @@
 requests
-pgi
+pygobject