Python

src/python.py

@@ -1,9 +1,14 @@
 # Your friend has become a firm python fanatic,
 # to the point where he will only speak in sentences
 # that contain all of the letters in the word python
-# Your objective is, given a string, return true if 
+# Your objective is, given a string, return true if
 # it contains all the letters p, y, t, h, o, n, and return
 # false otherwise
 
 def python(sentence):
-    pass
+    letters = set(sentence)
+    word = 'python'
+    for c in word:
+        if c not in letters:
+            return False
+    return True

src/stringToInt.py

@@ -1,3 +1,11 @@
 # return the int representation of string s
 def stringToInt(s):
-	pass
+	result = 0
+	power = 1
+	sign = 1 - 2*('-' == s[0])
+	if sign == -1:
+		s = s[1:]
+	for c in reversed(s):
+		result += (ord(c)-ord('0'))*power
+		power *= 10
+	return result*sign		

testing/python_test.py

@@ -14,7 +14,7 @@ def test2(self):
         self.assertEqual(python.python("java"), False)
 
     def test3(self):
-        self.assertEqual(python.python("pytho?", False)
+        self.assertEqual(python.python("pytho?"), False)
 
 if __name__ == '__main__':
-    unittest.main()
+    unittest.main()