Merge pull request sammchardy#1199 from ngugcx/add_coin_futures_user_socket

Add coin_futures_user_socket

Author: Sam McHardy

binance/streams.py

@@ -1062,7 +1062,7 @@ def user_socket(self):
         return self._get_account_socket('user', stream_url=stream_url)
 
     def futures_user_socket(self):
-        """Start a websocket for coin futures user data
+        """Start a websocket for futures user data
 
         https://binance-docs.github.io/apidocs/futures/en/#user-data-streams
 
@@ -1076,6 +1076,18 @@ def futures_user_socket(self):
             stream_url = self.FSTREAM_TESTNET_URL
         return self._get_account_socket('futures', stream_url=stream_url)
 
+    def coin_futures_user_socket(self):
+        """Start a websocket for coin futures user data
+
+        https://binance-docs.github.io/apidocs/delivery/en/#user-data-streams
+
+        :returns: connection key string if successful, False otherwise
+
+        Message Format - see Binanace API docs for all types
+        """
+
+        return self._get_account_socket('coin_futures', stream_url=self.DSTREAM_URL)
+
     def margin_socket(self):
         """Start a websocket for cross-margin data
 
@@ -1458,6 +1470,13 @@ def start_futures_user_socket(self, callback: Callable) -> str:
             params={}
         )
 
+    def start_coin_futures_user_socket(self, callback: Callable) -> str:
+        return self._start_async_socket(
+            callback=callback,
+            socket_name='coin_futures_user_socket',
+            params={}
+        )
+
     def start_margin_socket(self, callback: Callable) -> str:
         return self._start_async_socket(
             callback=callback,