Add some return value

Author: 中尾吏志

projects/Textfile analysis/textfile_analysis.py

@@ -0,0 +1,33 @@
+# -*- cofing: utf-8 -*-
+import os
+import sys
+import collections
+
+script_name = sys.argv[0]
+
+res = {
+    "total_lines":"",
+    "total_characters":"",
+    "total_words":"",
+    "unique_words":"",
+    "special_characters":""
+}
+
+try:
+    textfile = sys.argv[1]
+    with open(textfile) as f:
+        data = f.read()
+
+        res["total_lines"] = data.count(os.linesep)
+        res["total_characters"] = len(data)
+        counter = collections.Counter(data.split())
+        d = counter.most_common()
+        res["total_words"] = sum([i[1] for i in d])
+        res["unique_words"] = len([i[0] for i in d])
+
+except IndexError:
+    print('Usage: %s TEXTFILE' % script_name)
+except IOError:
+    print('"%s" cannot be opened.' % textfile)
+
+print(res)