Python3下载MongoDB上的文件

tuntun · tuntun · commit a74974eeeb02 · 2015-07-14T09:28:50.000+08:00
diff --git a/testmongo.py b/testmongo.py
@@ -1,13 +1,24 @@
-
 from pymongo import MongoClient
-import datetime
+import gridfs
+import time
+import re
+import os
+import sys
 
-client = MongoClient('mongodb://tanteng:123456@localhost:27017/')
+client = MongoClient('mongodb://192.168.1.22:27017/excel')
 db = client.js_send_excel
+fs = gridfs.GridFS(db)
+files = fs.find()
+
+time_start = time.clock()
+print('&#24635;&#25968;&#65306;', files.count())
+
+for ffle in files:
+    filename = ffle.filename
+    m = re.match(r'&#21457;&#36135;&#35746;&#21333;', filename)
 
-post = {"author": "Xiaofeng", "text": "My first blog post!",
-		"tags": ["mongodb", "python", "pymongo"],}
+    if m and filename.find('.xls') > 0 and not os.path.isfile('./excel/' + filename):
+        with open('./excel/' + filename, 'wb') as f1:
+            f1.write(ffle.read())
 
-posts = db.posts
-post_id = posts.insert_one(post).inserted_id
-print(post_id)
+print('&#25191;&#34892;&#26102;&#38388;{0}&#31186;'.format(time.clock() - time_start))
