MNT: remove debug functions.

Author: dragonyanglong

Diff for: src/diffpy/pdfgui/gui/pdfguiglobals.py

@@ -67,10 +67,6 @@ def iconpath(iconfilename):
     Return string.
     """
     rv = os.path.join(APPDATADIR, 'icons', iconfilename)
-    print("APPDATADIR")
-    print(APPDATADIR)
-    print("rv")
-    print(rv)
     assert os.path.isfile(rv), "icon file does not exist"
     return rv