diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3ac5111
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,99 @@
+# Byte-compiled / optimized / DLL files
+.DS_Store
+__pycache__/
+*.py[cod]
+*$py.class
+*.swp
+*.swo
+run-colorfy
+
+# C extensions
+*.so
+.idea/
+
+# Distribution / packaging
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+# lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*,cover
+.hypothesis/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# IPython Notebook
+.ipynb_checkpoints
+
+# pyenv
+.python-version
+
+# celery beat schedule file
+celerybeat-schedule
+
+# dotenv
+.env
+
+# virtualenv
+.venv/
+venv/
+ENV/
+
+# Spyder project settings
+.spyderproject
+
+# Rope project settings
+.ropeproject
+
+# App
+_app.py
+apps/
diff --git a/Dropzone Action/Qiniu.dzbundle/action.py b/Dropzone Action/Qiniu.dzbundle/action.py
index ea1fb7a..7328ee4 100755
--- a/Dropzone Action/Qiniu.dzbundle/action.py	
+++ b/Dropzone Action/Qiniu.dzbundle/action.py	
@@ -9,14 +9,16 @@
 # KeyModifiers: Command, Option, Control, Shift
 # SkipConfig: No
 # RunsSandboxed: No
-# Version: 1.2
+# Version: 1.2.1
 # UniqueID: 0830
 # MinDropzoneVersion: 3.5
+# Modify: Mush Mo <mush@pandorica.io>
 
 import os
 import sys
 import commands
 import shutil
+import hashlib
 import imghdr
 import webbrowser
 from qiniu import Auth
@@ -26,58 +28,58 @@
 reload(sys)
 sys.setdefaultencoding('utf8')
 query = None
+
+
 def getAuth():
     global query
-    if query != None:
+    if query is not None:
         return query
     access_key = os.environ['username']
     secret_key = os.environ['password']
     query = Auth(access_key, secret_key)
     return query
 
+
 def isFileExist(file_name):
-    q = getAuth()
     # check if file already exist
     bucket_name = os.environ['server']
     bucket = BucketManager(getAuth())
     ret, info = bucket.stat(bucket_name, file_name)
-    if ret != None:
+    if ret is not None:
         return True
     else:
         return False
 
+
 def uploadFile(file_path, file_name):
-    q = getAuth()
+    qiniu_auth = getAuth()
     bucket_name = os.environ['server']
 
     if isFileExist(file_name):
         dz.fail("Filename already exist")
+    if 'remote_path' in os.environ:
+        file_name = '{}/{}'.format(os.environ['remote_path'], file_name)
 
-    token = q.upload_token(bucket_name, file_name)
+    token = qiniu_auth.upload_token(bucket_name, file_name)
     ret, info = put_file(token, file_name, file_path)
 
     if info.status_code == 200:
-        bucket_domain = os.environ.get('root_url', '')
-        base_url = 'http://%s/%s' % (bucket_domain, file_name)
-
-        # copy file to local path as backup
-        if 'remote_path' in os.environ:
-            dest_path = '%s/%s' % (os.environ['remote_path'], file_name)
-            shutil.copyfile(file_path, dest_path)
-
+        root_url = os.environ.get('root_url', '')
+        base_url = '{}/{}'.format(root_url, file_name)
         return base_url
     else:
         return False
 
+
 def dragged():
     dz.begin("Starting uploading...")
     dz.determinate(True)
     dz.percent(10)
-    
+
     # keep origin name
-    file_path = items[0]
+    file_path = items[0]  # noqa
     file_name = os.path.basename(file_path)
-    base_url  = uploadFile(file_path, file_name)
+    base_url = uploadFile(file_path, file_name)
 
     if base_url:
         dz.finish("Upload Completed")
@@ -87,7 +89,8 @@ def dragged():
         dz.fail("Upload Failed")
         dz.percent(100)
         dz.url(False)
- 
+
+
 def clicked():
     dz.percent(10)
 
@@ -96,15 +99,18 @@ def clicked():
     command = '"%s/pngpaste" "%s"' % (current_path, file_path)
     status, output = commands.getstatusoutput(command)
     if (status != 0):
-        webbrowser.open("https://portal.qiniu.com/bucket/" + os.environ['server'] + "/resource")
+        webbrowser.open("https://portal.qiniu.com/bucket/" +
+                        os.environ['server'] + "/resource")
         dz.fail(output)
 
-    file_name = dz.inputbox("Filename Required", "Enter filename without suffix:")
+    with open(file_path) as f_img:
+        file_name = hashlib.md5(f_img.read()).hexdigest()
     file_name = file_name + '.' + imghdr.what(file_path)
 
     while True:
         if isFileExist(file_name):
-            file_name = dz.inputbox("Filename already exist", "Enter filename without suffix:")
+            file_name = dz.inputbox(
+                "Filename already exist", "Enter filename without suffix:")
             file_name = file_name + '.' + imghdr.what(file_path)
         else:
             break
diff --git a/README.md b/README.md
index 43b9ae7..97dbc01 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
-Scripts
-=======
+Dropzone 上传七牛的插件
+===================
 
-some script files
+这是一个上传图片到七牛的Dropzone插件, 在原作上做了一些修改, 配置方法见下图
+
+![example](https://olob4plt2.qnssl.com/dropzoneupload/926bb31d9cfb265dbacf9bd7a6c4071c.png)