The sys module was imported in the dot2c frontend script but never
used. This import was likely left over from earlier development or
copied from a template that required sys for exit handling.

Remove the unused import to clean up the code and satisfy linters
that flag unused imports as errors.

Signed-off-by: Wander Lairson Costa <wander@redhat.com>
Reviewed-by: Gabriele Monaco <gmonaco@redhat.com>
---
 tools/verification/rvgen/dot2c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tools/verification/rvgen/dot2c b/tools/verification/rvgen/dot2c
index bf0c67c5b66c8..1012becc7fab6 100644
--- a/tools/verification/rvgen/dot2c
+++ b/tools/verification/rvgen/dot2c
@@ -16,7 +16,6 @@
 if __name__ == '__main__':
     from rvgen import dot2c
     import argparse
-    import sys
 
     parser = argparse.ArgumentParser(description='dot2c: converts a .dot file into a C structure')
     parser.add_argument('dot_file',  help='The dot file to be converted')
-- 
2.52.0