Fixes string encoding issues on Python 2 (#468)

Author: Elliot Boschwitz

mssqlcli/main.py

@@ -61,8 +61,7 @@ def run_cli_with(options):
                 try:
                     if six.PY2:
                         with io.open(options.input_file, 'r', encoding='utf-8') as f:
-                            # utf-8 encoding must be called again for windows
-                            text = f.read().encode('utf-8')
+                            text = f.read()
                     else:
                         with open(options.input_file, 'r', encoding='utf-8') as f:
                             text = f.read()

mssqlcli/mssql_cli.py

@@ -368,8 +368,6 @@ def _execute_interactive_command(self, text):
 
     def execute_query(self, text):
         """ Processes a query string and outputs to file or terminal """
-
-        text = str(text)
         if self.interactive_mode:
             output = self._execute_interactive_command(text)
         else: