3 files changed, 76 insertions, 0 deletions
diff --git a/challenge-254/sgreen/python/ch-1.py b/challenge-254/sgreen/python/ch-1.py
new file mode 100755
index 0000000000..37c492575d
--- /dev/null
+++ b/challenge-254/sgreen/python/ch-1.py
@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+
+import sys
+
+
+def three_power(n: int) -> bool:
+    # Get the closest integer to a cube root
+    i = round(abs(n) ** (1/3))
+
+    # Return true if this number is indeed a cube root
+    return i ** 3 == abs(n)
+
+
+def main():
+    # Convert input into integers
+    n = int(sys.argv[1])
+    result = three_power(n)
+    print('true' if result else 'false')
+
+
+if __name__ == '__main__':
+    # Convert input into integers
+    main()
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()
diff --git a/challenge-254/sgreen/python/test.py b/challenge-254/sgreen/python/test.py
new file mode 100755
index 0000000000..f9d9c15650
--- /dev/null
+++ b/challenge-254/sgreen/python/test.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+import unittest
+ch_1 = __import__('ch-1')
+ch_2 = __import__('ch-2')
+
+
+class TestClass(unittest.TestCase):
+    def test_ch_1(self):
+        self.assertTrue(ch_1.three_power(27))
+        self.assertTrue(ch_1.three_power(0))
+        self.assertFalse(ch_1.three_power(6))
+
+    def test_ch_2(self):
+        self.assertEqual(ch_2.reverse_vowels('Raku'), 'Ruka')
+        self.assertEqual(ch_2.reverse_vowels('Perl'), 'Perl')
+        self.assertEqual(ch_2.reverse_vowels('Julia'), 'Jaliu')
+        self.assertEqual(ch_2.reverse_vowels('Uiua'), 'Auiu')
+
+
+if __name__ == '__main__':
+    unittest.main()