Add the solution to 0007

Author: yincongxian

renzongxian/0007/0007.py

@@ -0,0 +1,50 @@
+# Source:https://github.com/Show-Me-the-Code/show-me-the-code
+# Author:renzongxian
+# Date:2014-12-10
+# Python 3.4
+
+"""
+
+第 0007 题：有个目录，里面是你自己写过的程序，统计一下你写过多少行代码。包括空行和注释，但是要分别列出来。
+
+"""
+
+import os
+import sys
+
+
+def code_lines(target_file):
+    # Declare returned values
+    total_lines = 0
+    empty_lines = 0
+    comment_lines = 0
+
+    file_object = open(target_file, 'r')
+    for line in file_object:
+        # Split the string
+        word_list = line.split()
+        if word_list == []:
+            empty_lines += 1
+        elif word_list[0] == '#':
+            comment_lines += 1
+        total_lines += 1
+
+    file_object.close()
+    return total_lines, empty_lines, comment_lines
+
+
+if __name__ == "__main__":
+    t_lines = 0
+    e_lines = 0
+    c_lines = 0
+    if len(sys.argv) <= 1:
+        print("Need at least 1 parameter. Try to execute 'python 0007.py $dir_path'")
+    else:
+        for dir_path in sys.argv[1:]:
+            for file_name in os.listdir(dir_path):
+                file_path = os.path.join(dir_path, file_name)
+                t, e, c = code_lines(file_path)
+                t_lines += t
+                e_lines += e
+                c_lines += c
+        print("Total lines: %s. Empty lines: %s. Comment Lines: %s." % (t_lines, e_lines, c_lines))