Formatted python files to follow PEP 8 python code standards.

  - Changed the python files in the openbmc-test-automation
    directory to conform to python code style standards with
    the exception of E402 and E501.
  - Resolves openbmc/openbmc-test-automation#1308

Change-Id: I109995c2d248f5a6bb2c0e3c76a6144c8f3aac2e
Signed-off-by: Joy Onyerikwu <onyekachukwu.joy.onyerikwu@ibm.com>
Signed-off-by: Michael Walsh <micwalsh@us.ibm.com>
diff --git a/lib/wrap_utils.py b/lib/wrap_utils.py
index 2f4ee62..5513b07 100755
--- a/lib/wrap_utils.py
+++ b/lib/wrap_utils.py
@@ -85,7 +85,7 @@
     base_arg_default_list = list(base_arg_list)
     for ix in range(num_non_defaults, len(base_arg_default_list)):
         base_default_ix = ix - num_non_defaults
-        if type(base_default_list[base_default_ix]) is str:
+        if isinstance(base_default_list[base_default_ix], str):
             default_string = "'" + base_default_list[base_default_ix] + "'"
             # Convert "\n" to "\\n".
             default_string = default_string.replace("\n", "\\n")
@@ -97,8 +97,8 @@
     # Create the argument string which can be used to call the base function.
     # Example call_arg_string:
     # headers=headers, last=last, first=first
-    call_arg_string = ', '.join([val + "=" + val for val in base_arg_list] +
-                                var_args)
+    call_arg_string = ', '.join([val + "=" + val for val in base_arg_list]
+                                + var_args)
 
     # Compose the result values.
     func_def_line = "def " + wrap_func_name + "(" + base_arg_default_string +\