bunch of changes

examples/fib.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+import sys
+print(sys.argv)
+
+n = 35
+
+def fib(x):
+    if (x < 2):
+        return x
+    return fib(x-1) + fib(x-2)
+
+def main():
+    global n
+    
+    if len(sys.argv) > 1:
+        n = int(sys.argv[1])
+
+    print("{}\n".format(fib(n)))
+
+if __name__ == "__main__":
+    main()