MAINT: Address reviewer comments

Author: gfyoung

ci/lint.sh

@@ -72,7 +72,13 @@ if [ "$LINT" ]; then
     echo "Linting *.c and *.h DONE"
 
     echo "Check for invalid testing"
-    grep -r -E --include '*.py' --exclude testing.py '(numpy|np)\.testing|(numpy|np)\.array_equal' pandas/tests
+
+    # Check for the following code in testing:
+    #
+    # np.testing
+    # np.array_equal
+    grep -r -E --include '*.py' --exclude testing.py '(numpy|np)(\.testing|\.array_equal)' pandas/tests/
+
     if [ $? = "0" ]; then
         RET=1
     fi