Removed unused imports.

- Legacy-Id: 18089

ietf/group/tests.py

@@ -30,7 +30,6 @@ elif (  os.path.exists(settings.DOT_BINARY) and
     skip_dot_to_pdf = False
     skip_message = ""
 else:
-    import sys
     skip_dot_to_pdf = True
     skip_message = ("Skipping dependency graph tests: One or more of the binaries for dot\n       "
                     "and unflatten weren't found in the locations indicated in settings.py")

ietf/meeting/tests_views.py

@@ -56,7 +56,6 @@ if os.path.exists(settings.GHOSTSCRIPT_COMMAND):
     skip_pdf_tests = False
     skip_message = ""
 else:
-    import sys
     skip_pdf_tests = True
     skip_message = ("Skipping pdf test: The binary for ghostscript wasn't found in the\n       "
                     "location indicated in settings.py.")