More tree refine functions

discretize/Tests/__init__.py

@@ -3,4 +3,6 @@
 
 # note this needs to be a module with an __init__ so we can avoid name clash
 # with tests.py in the discretize directory on systems that are agnostic to Case.
-deprecate_module("discretize.Tests", "discretize.tests", removal_version="1.0.0", future_warn=True)
+deprecate_module(
+    "discretize.Tests", "discretize.tests", removal_version="1.0.0", future_warn=True
+)

discretize/View.py

@@ -1,7 +1,10 @@
 from discretize.utils.code_utils import deprecate_module
 
 deprecate_module(
-    "discretize.View", "discretize.mixins.mpl_mod", removal_version="1.0.0", future_warn=True
+    "discretize.View",
+    "discretize.mixins.mpl_mod",
+    removal_version="1.0.0",
+    future_warn=True,
 )
 try:
     from discretize.mixins.mpl_mod import Slicer

discretize/__init__.py

@@ -76,4 +76,5 @@
     # warning here, but this case *should* be rare. discretize should be
     # installed properly!
     from datetime import datetime
-    __version__ = 'unknown-'+datetime.today().strftime('%Y%m%d')
+
+    __version__ = "unknown-" + datetime.today().strftime("%Y%m%d")