Merge branch 'manwar:master' into 254

1 files changed, 31 insertions, 0 deletions

diff --git a/challenge-254/sgreen/python/ch-2.py b/challenge-254/sgreen/python/ch-2.py
new file mode 100755
index 0000000000..eed9768157
--- /dev/null
+++ b/challenge-254/sgreen/python/ch-2.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def reverse_vowels(s: str) -> str:
+    # Convert it to lower case
+    s = s.lower()
+
+    # Extract the vowels
+    vowel_list = [c for c in s if c in 'aeiou']
+
+    new_string = ''
+    for c in s:
+        # If the character here is a vowel
+        if c in 'aeiou':
+            # ... get the last vowel
+            new_string += vowel_list.pop()
+        else:
+            new_string += c
+
+    return new_string.capitalize()
+
+
+def main():
+    s = sys.argv[1]
+    print(reverse_vowels(s))
+
+
+if __name__ == '__main__':
+    main()