From 1f94b1480386a9fdede2a23325f80572b9d70743 Mon Sep 17 00:00:00 2001
From: Nicholas Christensen <njchris2@illinois.edu>
Date: Tue, 22 Dec 2020 01:21:05 -0600
Subject: [PATCH] lowercase variable names

---
 pytools/tag.py | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/pytools/tag.py b/pytools/tag.py
index 964a7d0..f02a845 100644
--- a/pytools/tag.py
+++ b/pytools/tag.py
@@ -165,27 +165,27 @@ class Taggable:
         return t
 
     def _check_uniqueness(self):
-        classSet = set()
+        class_set = set()
+
+        def _check_recursively(inClass, class_set):
 
-        def _check_recursively(inClass, classSet):
-            
             # Termination condition
             if issubclass(inClass, UniqueTag) and inClass is not UniqueTag:
-                if inClass in classSet:
+                if inClass in class_set:
                     error_string = ("Two or more Tags are instances of {}."
                     " A Taggable object can only instantiate with one"
                     " instance of each UniqueTag sub-class.").format(
                         inClass.__name__)
                     raise ValueError(error_string)
                 else:
-                    classSet.add(inClass)
+                    class_set.add(inClass)
 
                 # Recurse to all superclasses
                 for c in inClass.__bases__:
-                    _check_recursively(c, classSet)
+                    _check_recursively(c, class_set)
 
         for tag in self.tags:
-            _check_recursively(type(tag), classSet)
+            _check_recursively(type(tag), class_set)
 
     def copy(self: T_co, **kwargs: Any) -> T_co:
         """
-- 
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