Merge pull request GolosChain#3 from bitfag/golos-v0.18

Golos v0.18

golos/steem.py

@@ -18,6 +18,9 @@ class Steem:
             no_broadcast (bool): If set to ``True``, committal actions like
             sending funds will have no effect (simulation only).
 
+            num_retries (int): Limit connection attempts to the node. Defaults to -1
+            (unlimited).
+
         Optional Arguments (kwargs):
 
         Args:

golos/transactionbuilder.py

@@ -121,6 +121,15 @@ def sign(self):
         signedtx.sign(self.wifs, chain=self.steemd.chain_params)
         self["signatures"].extend(signedtx.json().get("signatures"))
 
+    def verify_authority(self):
+        """ Verify the authority of the signed transaction
+        """
+        try:
+            if not self.steemd.verify_authority(self.json()):
+                raise InsufficientAuthorityError
+        except Exception as e:
+            raise e
+
     def broadcast(self):
         """ Broadcast a transaction to the Steem network
 

golosbase/ws_client.py

@@ -44,7 +44,7 @@ def __init__(self, nodes: list, **kwargs):
 
         self.return_with_args = kwargs.get('return_with_args', False)
 
-        self.num_retries = kwargs.get("num_retries", 20)
+        self.num_retries = kwargs.get("num_retries", -1)
         self.nodes = cycle(nodes)
         self.url = ''
         self.ws = None