Bulk autopep8 (modules)

As agreed in 2017-12-07 Core meeting bulk fix pep8 issues

Generated using:
autopep8 1.3.3 (pycodestyle: 2.3.1)
autopep8 -r  --max-line-length 160 --in-place --ignore E305,E402,E722,E741 lib/ansible/modules

Manually fix issues that autopep8 has introduced

lib/ansible/modules/network/sros/sros_command.py

@@ -148,6 +148,7 @@ def to_lines(stdout):
             item = str(item).split('\n')
         yield item
 
+
 def parse_commands(module, warnings):
     command = ComplexList(dict(
         command=dict(key=True),
@@ -168,6 +169,7 @@ def parse_commands(module, warnings):
             )
     return commands
 
+
 def main():
     """main entry point for module execution
     """
@@ -221,7 +223,6 @@ def main():
         msg = 'One or more conditional statements have not be satisfied'
         module.fail_json(msg=msg, failed_conditions=failed_conditions)
 
-
     result = {
         'changed': False,
         'stdout': responses,