Fix #47: logging errors on immediate retry

Author: adobeDan

umapi_client/connection.py

@@ -423,7 +423,7 @@ def call():
                     sleep(retry_wait)
                     total_time += retry_wait
                 else:
-                    if self.logger: self.logger.warning("Immediate retry...", retry_wait)
+                    if self.logger: self.logger.warning("Immediate retry...")
         if self.logger: self.logger.error("UMAPI timeout...giving up after %d attempts (%d seconds).",
                                           self.retry_max_attempts, total_time)
         raise UnavailableError(self.retry_max_attempts, total_time, result)