Formatting according to PEP-8 using autopep8

I've added a `setup.cfg` file with `[pep8]` section to make it use the
120-char line length limit we have for all Blender/Python scripts.

benchmark/foundation/progress.py

@@ -3,11 +3,13 @@ import sys
 
 from . import logger
 
+
 class DefaultProgressProvider:
     """
     Default progress provider implementation, which draws progress
     bar in the console, unless current logging is set to evrbose mode.
     """
+
     def progress(self, count, total, prefix="", suffix=""):
         if logger.VERBOSE:
             return
@@ -29,12 +31,12 @@ class DefaultProgressProvider:
         sys.stdout.flush()
 
     def clear(self):
-      if logger.VERBOSE:
-          return
+        if logger.VERBOSE:
+            return
 
-      size = shutil.get_terminal_size((80, 20))
-      sys.stdout.write(" " * size.columns + "\r")
-      sys.stdout.flush()
+        size = shutil.get_terminal_size((80, 20))
+        sys.stdout.write(" " * size.columns + "\r")
+        sys.stdout.flush()
 
     def step(self, step_name):
         pass
@@ -76,12 +78,15 @@ def step(step_name):
 def scene(scene_name):
     PROGRESS_PROVIDER.scene(scene_name)
 
+
 def scene_stats(scene_name, stats):
     PROGRESS_PROVIDER.scene_stats(scene_name, stats)
 
+
 def render_process(process):
     PROGRESS_PROVIDER.render_process(process)
 
+
 def is_canceled():
     return PROGRESS_PROVIDER.is_canceled()