add demo

Author: Louis1992

README.md

@@ -1,5 +1,7 @@
 # gitstats
-Create visual stats for you repo.
+Create visual stats for you repo. Following is the result of my [CLRS](https://github.com/gzc/CLRS) repo
+
+![demo](./demo.gif)
 
 ***
 
@@ -10,9 +12,15 @@ pip install yattag
 ```
 
 ## Usage
+Generate your repo log
+```
+git log --stat --no-merges --summary > repo_log
+```
+
+Run script with the generated log
 ```
-git log --stat --no-merges --summary > tmp
-python main.py tmp
+cd gitstats/v1
+python main.py projectName repo_log
 ```
 
 ***

changelog.md

@@ -2,3 +2,8 @@
 06/10/2017
 1. Basic info per user, like commit numbers and lines of changes.
 2. Provide Lines of Code vs. time image.
+
+## V 1.0.0-alpha
+07/01/2017
+1. Using template html
+2. Support file by extension

demo.gif

@@ -15,8 +15,8 @@
 import Util
 
 def main():
-    logname = sys.argv[1]
-    projectName = 'BBG'
+    projectName = sys.argv[1]
+    logname = sys.argv[2]
     fields = ['author', 'commit_number', 'lines_added', 'lines_deleted']
     commits, fileExtensionMap = DataCollector.fire(logname)