Update lib/matplotlib/tests/test_cbook.py

apaszke · QuLogic · web-flow · commit 9950e8991778 · 2020-03-12T11:47:02.000+01:00
Co-Authored-By: Elliott Sales de Andrade &lt;quantum.analyst@gmail.com&gt;
diff --git a/lib/matplotlib/tests/test_cbook.py b/lib/matplotlib/tests/test_cbook.py
@@ -596,8 +596,8 @@ def test_warn_external(recwarn):
 def test_array_patch_perimeters():
     def check(x, rstride, cstride):
         rows, cols = x.shape
-        row_inds = list(range(0, rows-1, rstride)) + [rows-1]
-        col_inds = list(range(0, cols-1, cstride)) + [cols-1]
+        row_inds = [*range(0, rows-1, rstride), rows-1]
+        col_inds = [*range(0, cols-1, cstride), cols-1]
         polys = []
         for rs, rs_next in zip(row_inds[:-1], row_inds[1:]):
             for cs, cs_next in zip(col_inds[:-1], col_inds[1:]):
