Add helper function to print header

Author: brentwg

days/01-03-datetimes/my_code/helpers.py

@@ -0,0 +1,30 @@
+# ------------------------------------------------------------------------
+# Helper file for 100 Days of Code
+#
+# My first 'libaray' code
+#
+# Brent Gawryluik
+# 2018-07-09
+# ------------------------------------------------------------------------
+
+
+def print_header(title):
+
+    border_length = len(title) + 12
+
+    print()
+    print_border(border_length)
+    print_title(title)
+    print_border(border_length)
+    print()
+
+def print_border(length):
+    for _ in range(length):
+        print('-', end='', flush=True)
+
+    print()
+
+
+def print_title(title):
+    print('      ', end='', flush=True)
+    print(title)