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Command Line/Problem 1/A.py

+import logging, sys
+logging.basicConfig(level=logging.INFO, stream=sys.stderr, format='%(asctime)s %(name)s %(levelname)s %(message)s')
+log = logging.getLogger(__name__)
+def my_add(a, b, weight=1):
+    log.info('Starting add')
+    if a == b == 0:
+        log.warning('Warning! 0 for any one')
+    res = (a + b) * weight
+    log.info('(%s + %s) * %s = %s' % (a, b, weight, res))
+    print(res)
+if __name__ == '__main__':
+    my_add(5, 3)
+    my_add(0, 0)
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