Update the pre-commit version to address deprecation issues and run black.

Author: Ryan Whitmore

.pre-commit-config.yaml

@@ -1,11 +1,13 @@
 exclude: |
   (?x)^(
       doc/.*|
-      bin/.*
+      bin/.*|
+      dist/.*|
+      \.?venv.*
   )$
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.4.0
+    rev: v5.0.0
     hooks:
       - id: trailing-whitespace
       - id: end-of-file-fixer

tests/test_benchmarks.py

@@ -11,7 +11,6 @@
 
 
 def unify_stack(u, v, s):
-
     u = walk(u, s)
     v = walk(v, s)
 
@@ -34,7 +33,6 @@ def unify_stack(u, v, s):
 
 
 def reify_stack(u, s):
-
     u_ = walk(u, s)
 
     if u_ is not u:

tests/test_core.py

@@ -163,7 +163,6 @@ def test_unground_lvars():
     a_lv, b_lv = var(), var()
 
     for ctor in (tuple, list, iter, set, frozenset):
-
         if ctor not in (set, frozenset):
             sub_ctor = list
         else:
@@ -257,7 +256,6 @@ def test_unify_recursion_limit():
 
 
 def test_unify_freeze():
-
     # These will sometimes be in different orders after conversion to
     # `iter`/`list`/`tuple`!
     # u = frozenset({("name", a), ("debit", b)})

unification/core.py

@@ -281,7 +281,6 @@ def isground(u, s):
     """Determine whether or not `u` contains an unground logic variable under mappings `s`."""  # noqa: E501
 
     def lvar_filter(z, r):
-
         if isvar(r):
             raise UngroundLVarException()
         elif r is construction_sentinel: