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diff --git a/challenge-332/luca-ferrari/python/ch-2.py b/challenge-332/luca-ferrari/python/ch-2.py
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+#!python
+
+#
+# Perl Weekly Challenge 332
+# Task 2
+#
+# See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-332>
+#
+
+import sys
+
+# task implementation
+# the return value will be printed
+def task_2( args ):
+    bag = {}
+    for c in args[ 0 ]:
+        if not c in bag:
+            bag[ c ] = 0
+        bag[ c ] = bag[ c ] + 1
+
+    for x in bag:
+        if bag[ x ] > 1:
+            return False
+
+    return True
+
+
+# invoke the main without the command itself
+if __name__ == '__main__':
+    print( task_2( sys.argv[ 1: ] ) )