revert most of the recent Pylint fixes

I know better how to name my things.

2 files changed, 7 insertions, 7 deletions

diff --git a/bin/shift.py b/bin/shift.py
index b837c53..94db333 100644
--- a/bin/shift.py
+++ b/bin/shift.py
@@ -25,11 +25,11 @@ def _main_shift(
     else:
         image.save(output_path, output)
 
-def _parse_direction(src):
+def _parse_direction(s):
     try:
-        return Direction(src)
+        return Direction(s)
     except ValueError:
-        raise argparse.ArgumentTypeError('invalid direction: ' + src)
+        raise argparse.ArgumentTypeError('invalid direction: ' + s)
 
 def _parse_args(args=sys.argv):
     parser = argparse.ArgumentParser(
diff --git a/bin/utils/cmd_line.py b/bin/utils/cmd_line.py
index 43f7bca..02c596c 100644
--- a/bin/utils/cmd_line.py
+++ b/bin/utils/cmd_line.py
@@ -5,11 +5,11 @@
 
 import argparse
 
-def parse_non_negative_integer(src):
+def parse_non_negative_integer(s):
     try:
-        n = int(src)
+        n = int(s)
     except ValueError:
-        raise argparse.ArgumentTypeError('must be a non-negative integer: ' + src)
+        raise argparse.ArgumentTypeError('must be a non-negative integer: ' + s)
     if n < 0:
-        raise argparse.ArgumentTypeError('must be a non-negative integer: ' + src)
+        raise argparse.ArgumentTypeError('must be a non-negative integer: ' + s)
     return n