adding word count function file

Author: ShubhraJain

word_count.py

@@ -0,0 +1,28 @@
+#!/usr/local/bin/python3
+
+import os
+import sys
+import pprint
+
+def everyWordCount(filename):
+    """
+    This function takes filename as one of the arguments from 
+    the command line and prints count of each word in that
+    file.
+    """
+    # count of every word is stored in the dictionary
+    word_dict = {}
+    f = open(filename, "r")
+    for line in f:
+        word_list = line.split()
+        for word in word_list:
+            if word in word_dict.keys():
+                word_dict[word] += 1
+            else:
+                word_dict[word] = 1
+    return word_dict
+
+
+# filename is given from command line as the first arugument
+filename = sys.argv[1]
+pprint.pprint(everyWordCount(filename))