Coding Challenge Submission

logger.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""
+Created on Tue May 22 
+
+@author: Josephine Nyoike
+"""
+import random
+from datetime import datetime, timedelta
+import sys
+
+def date_generator():
+    '''generate a random date'''
+    begin = datetime(2017, 1, 1, 00, 00, 00)
+    end = begin + timedelta(days=365 * 2)
+    return begin + (end - begin) * random.random()
+
+for i in range (1000):
+    '''print exactly 1000 lines'''
+    date = date_generator()
+    date2 = date.strftime("%d/%m/%Y")
+    sys.stdout.write(date2 + '\n')
+

viewer.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""
+Created on Tue May 22 
+
+@author: Josephine Nyoike
+"""
+import datetime
+import sys
+def check_date_format(date):
+    '''check that the date provided is in the correct format, else throw an error'''
+    try:
+        datetime.datetime.strptime(date, '%d/%m/%Y')
+    except ValueError:
+        raise ValueError("Malformed output")
+def count_months(months):
+    '''count the months used in a line and print their percentages'''
+    unique_months = []
+    for month in months:
+        if month not in unique_months:
+            unique_months.append(month)
+    for month1 in unique_months:
+        c = months.count(month1)
+        percentage = c/len(months) * 100
+        string_percentage = month1 + ': '+ str(percentage) + '%'
+        print(string_percentage)
+def main():
+
+    lines = sys.stdin.readlines()
+    months = []
+    for date in lines:
+        check_date_format(date)
+        if date.year == 2018 and date.day in range(0, 15):
+            print(date)
+        month_name = date.strftime("%B")
+        months.append(month_name)
+
+    months.sort()
+    count_months(months)
+main()