api-change: remove /win_hash endpoint

README.md

@@ -308,7 +308,6 @@ vis._send({'data': [trace], 'layout': layout, 'win': 'mywin'})
 - [`vis.delete_env`](#visdelete_env) : delete an environment by env_id
 - [`vis.win_exists`](#viswin_exists) : check if a window already exists by id
 - [`vis.get_env_list`](#visget_env_list) : get a list of all of the environments on your server
-- [`vis.win_hash`](#viswin_hash): get md5 hash of window's contents
 - [`vis.get_window_data`](#visget_window_data): get current data for a window
 - [`vis.check_connection`](#vischeck_connection): check if the server is connected
 - [`vis.replay_log`](#visreplay_log): replay the actions from the provided log file
@@ -754,13 +753,6 @@ Optional arguments:
 
 This function returns a list of all of the environments on the server at the time of calling. It takes no arguments.
 
-#### vis.win_hash
-
-This function returns md5 hash of the contents of a window `win` if it exists on the server. Returns None otherwise.
-
-Optional arguments:
-- `env` : Environment to search for the window in. Default is `None`.
-
 
 #### vis.get_window_data
 This function returns the window data for the given window. Returns data for all windows in an env if win is None.

py/visdom/__init__.py

@@ -890,40 +890,6 @@ def win_exists(self, win, env=None):
         else:
             return None
 
-    def _win_hash_wrap(self, win, env=None):
-        """
-        This function returns a hash of the contents of
-        the window if the window exists.
-        Return None otherwise.
-        """
-        assert win is not None
-
-        return self._send(
-            {
-                "win": win,
-                "env": env,
-            },
-            endpoint="win_hash",
-            quiet=True,
-        )
-
-    def win_hash(self, win, env=None):
-        """
-        This function returns md5 hash of the contents
-        of a window if it exists on the server.
-        Returns None, otherwise
-        """
-        try:
-            e = self._win_hash_wrap(win, env)
-        except ConnectionError:
-            print("Error connecting to Visdom server!")
-            return None
-
-        if re.match(r"([a-fA-F\d]{32})", e):
-            return e
-
-        return None
-
     def _has_connection(self):
         """
         This function returns a bool indicating whether or

py/visdom/server/app.py

@@ -11,8 +11,6 @@
 all of the required state about the currently running server.
 """
 
-import copy
-import hashlib
 import logging
 import os
 import platform
@@ -39,7 +37,6 @@
     ErrorHandler,
     ExistsHandler,
     ForkEnvHandler,
-    HashHandler,
     IndexHandler,
     PostHandler,
     SaveHandler,
@@ -112,7 +109,6 @@ def __init__(
             (r"%s/win_exists" % self.base_url, ExistsHandler, {"app": self}),
             (r"%s/win_data" % self.base_url, DataHandler, {"app": self}),
             (r"%s/delete_env" % self.base_url, DeleteEnvHandler, {"app": self}),
-            (r"%s/win_hash" % self.base_url, HashHandler, {"app": self}),
             (r"%s/env_state" % self.base_url, EnvStateHandler, {"app": self}),
             (r"%s/fork_env" % self.base_url, ForkEnvHandler, {"app": self}),
             (r"%s/user/(.*)" % self.base_url, UserSettingsHandler, {"app": self}),

py/visdom/server/handlers/web_handlers.py

@@ -483,30 +483,6 @@ def post(self):
         self.wrap_func(self, args)
 
 
-class HashHandler(BaseHandler):
-    def initialize(self, app):
-        self.app = app
-        self.state = app.state
-        self.login_enabled = app.login_enabled
-
-    @staticmethod
-    def wrap_func(handler, args):
-        eid = extract_eid(args)
-        handler_json = handler.state[eid]["jsons"]
-        if args["win"] in handler_json:
-            hashed = hash_md_window(handler_json[args["win"]])
-            handler.write(hashed)
-        else:
-            handler.write("false")
-
-    @check_auth
-    def post(self):
-        args = tornado.escape.json_decode(
-            tornado.escape.to_basestring(self.request.body)
-        )
-        self.wrap_func(self, args)
-
-
 class EnvHandler(BaseHandler):
     def initialize(self, app):
         self.state = app.state