diff --git a/lbrynet/core/Error.py b/lbrynet/core/Error.py
index dcf9bbec6..7bade2561 100644
--- a/lbrynet/core/Error.py
+++ b/lbrynet/core/Error.py
@@ -54,12 +54,11 @@ class InvalidStreamDescriptorError(Exception):
 
 class InvalidStreamInfoError(Exception):
     def __init__(self, name, stream_info):
+        msg = '{} has claim with invalid stream info: {}'.format(name,  stream_info)
+        Exception.__init__(self, msg)
         self.name = name
         self.stream_info = stream_info
 
-    def __str__(self):
-        return '{} has claim with invalid stream info: {}'.format(self.name,self.stream_info)
-
 
 class MisbehavingPeerError(Exception):
     pass
diff --git a/lbrynet/core/Wallet.py b/lbrynet/core/Wallet.py
index 3171f2f6b..47eef63a8 100644
--- a/lbrynet/core/Wallet.py
+++ b/lbrynet/core/Wallet.py
@@ -344,7 +344,7 @@ class Wallet(object):
  
         try:
             metadata = Metadata(json.loads(result['value'])) 
-        except (TypeError,ValueError,ValidationError):
+        except (TypeError, ValueError, ValidationError):
             return Failure(InvalidStreamInfoError(name,result['value']))          
   
         txid = result['txid']
@@ -427,7 +427,7 @@ class Wallet(object):
                 meta_ver = metadata.version
                 sd_hash = metadata['sources']['lbry_sd_hash']
                 d = self._save_name_metadata(name, txid, sd_hash)
-            except (TypeError,ValueError,ValidationError):
+            except (TypeError, ValueError, ValidationError):
                 metadata = claim['value']
                 meta_ver = "Non-compliant"
                 d = defer.succeed(None)
diff --git a/lbrynet/lbrynet_console/ControlHandlers.py b/lbrynet/lbrynet_console/ControlHandlers.py
index 6b5e075f8..876912fcb 100644
--- a/lbrynet/lbrynet_console/ControlHandlers.py
+++ b/lbrynet/lbrynet_console/ControlHandlers.py
@@ -900,7 +900,7 @@ class AddStreamFromLBRYcrdName(AddStreamFromHash):
     def _resolve_name(self, name):
         def get_name_from_info(stream_info):
             if 'stream_hash' not in stream_info:
-                raise InvalidStreamInfoError(name,stream_info)
+                raise InvalidStreamInfoError(name, stream_info)
             self.resolved_name = stream_info.get('name', None)
             self.description = stream_info.get('description', None)
             try: