updates

06_execution_time.py

@@ -0,0 +1,33 @@
+"""
+ExecutionTime
+
+This class is used for timing execution of code.
+
+For example:
+
+    timer = ExecutionTime()
+    print 'Hello world!'
+    print 'Finished in {} seconds.'.format(timer.duration())
+
+"""
+
+
+import time
+
+
+class ExecutionTime:
+    def __init__(self):
+        self.start_time = time.time()
+
+    def duration(self):
+        return time.time() - self.start_time
+
+
+# ---- run code ---- #
+
+import random
+
+timer = ExecutionTime()
+sample_list = list()
+my_list = [random.randint(1, 888898) for num in xrange(1, 1000000) if num % 2 == 0]
+print 'Finished in {} seconds.'.format(timer.duration())

readme.md

@@ -5,3 +5,4 @@
 1. **03_simple_twitter_manager.py**: accessing the Twitter API, example functions
 3. **04_rename_with_slice.py**: rename group of files, within a single directory, using slice
 4. **05_load_json_without_dupes.py**: load json, convert to dict, raise error if there is a duplicate key
+5. **06_execution_time.py**: class used for timing execution of code