Update Tornado lib

libs/tornado/httputil.py

@@ -18,11 +18,11 @@
 
 from __future__ import absolute_import, division, with_statement
 
-import logging
 import urllib
 import re
 
 from tornado.escape import native_str, parse_qs_bytes, utf8
+from tornado.log import gen_log
 from tornado.util import b, ObjectDict
 
 
@@ -207,6 +207,13 @@ class HTTPFile(ObjectDict):
 
 
 def parse_body_arguments(content_type, body, arguments, files):
+    """Parses a form request body.
+
+    Supports "application/x-www-form-urlencoded" and "multipart/form-data".
+    The content_type parameter should be a string and body should be
+    a byte string.  The arguments and files parameters are dictionaries
+    that will be updated with the parsed contents.
+    """
     if content_type.startswith("application/x-www-form-urlencoded"):
         uri_arguments = parse_qs_bytes(native_str(body))
         for name, values in uri_arguments.iteritems():
@@ -221,7 +228,7 @@ def parse_body_arguments(content_type, body, arguments, files):
                 parse_multipart_form_data(utf8(v), body, arguments, files)
                 break
         else:
-            logging.warning("Invalid multipart/form-data")
+            gen_log.warning("Invalid multipart/form-data")
 
 
 def parse_multipart_form_data(boundary, data, arguments, files):
@@ -240,7 +247,7 @@ def parse_multipart_form_data(boundary, data, arguments, files):
         boundary = boundary[1:-1]
     final_boundary_index = data.rfind(b("--") + boundary + b("--"))
     if final_boundary_index == -1:
-        logging.warning("Invalid multipart/form-data: no final boundary")
+        gen_log.warning("Invalid multipart/form-data: no final boundary")
         return
     parts = data[:final_boundary_index].split(b("--") + boundary + b("\r\n"))
     for part in parts:
@@ -248,17 +255,17 @@ def parse_multipart_form_data(boundary, data, arguments, files):
             continue
         eoh = part.find(b("\r\n\r\n"))
         if eoh == -1:
-            logging.warning("multipart/form-data missing headers")
+            gen_log.warning("multipart/form-data missing headers")
             continue
         headers = HTTPHeaders.parse(part[:eoh].decode("utf-8"))
         disp_header = headers.get("Content-Disposition", "")
         disposition, disp_params = _parse_header(disp_header)
         if disposition != "form-data" or not part.endswith(b("\r\n")):
-            logging.warning("Invalid multipart/form-data")
+            gen_log.warning("Invalid multipart/form-data")
             continue
         value = part[eoh + 4:-2]
         if not disp_params.get("name"):
-            logging.warning("multipart/form-data value missing name")
+            gen_log.warning("multipart/form-data value missing name")
             continue
         name = disp_params["name"]
         if disp_params.get("filename"):