Fixing blank line Flake8 failures

hy/cmdline.py

@@ -67,6 +67,7 @@ class HyQuitter(object):
 builtins.quit = HyQuitter('quit')
 builtins.exit = HyQuitter('exit')
 
+
 def print_python_code(_ast):
     import astor.codegen
     # astor cannot handle ast.Interactive, so disguise it as a module
@@ -74,6 +75,7 @@ def print_python_code(_ast):
     _ast_for_print.body = _ast.body
     print(astor.codegen.to_source(_ast_for_print))
 
+
 class HyREPL(code.InteractiveConsole):
     def __init__(self, spy=False):
         self.spy = spy