CLN: GH29547 format with f-strings (#34502)

Author: DanBasson

pandas/tests/series/indexing/test_take.py

@@ -16,10 +16,10 @@ def test_take():
     expected = Series([4, 2, 4], index=[4, 3, 4])
     tm.assert_series_equal(actual, expected)
 
-    msg = "index {} is out of bounds for( axis 0 with)? size 5"
-    with pytest.raises(IndexError, match=msg.format(10)):
+    msg = lambda x: f"index {x} is out of bounds for( axis 0 with)? size 5"
+    with pytest.raises(IndexError, match=msg(10)):
         ser.take([1, 10])
-    with pytest.raises(IndexError, match=msg.format(5)):
+    with pytest.raises(IndexError, match=msg(5)):
         ser.take([2, 5])
 
 

pandas/tests/series/indexing/test_where.py

@@ -222,12 +222,14 @@ def test_where_setitem_invalid():
     # GH 2702
     # make sure correct exceptions are raised on invalid list assignment
 
-    msg = "cannot set using a {} indexer with a different length than the value"
-
+    msg = (
+        lambda x: f"cannot set using a {x} indexer with a "
+        "different length than the value"
+    )
     # slice
     s = Series(list("abc"))
 
-    with pytest.raises(ValueError, match=msg.format("slice")):
+    with pytest.raises(ValueError, match=msg("slice")):
         s[0:3] = list(range(27))
 
     s[0:3] = list(range(3))
@@ -237,7 +239,7 @@ def test_where_setitem_invalid():
     # slice with step
     s = Series(list("abcdef"))
 
-    with pytest.raises(ValueError, match=msg.format("slice")):
+    with pytest.raises(ValueError, match=msg("slice")):
         s[0:4:2] = list(range(27))
 
     s = Series(list("abcdef"))
@@ -248,7 +250,7 @@ def test_where_setitem_invalid():
     # neg slices
     s = Series(list("abcdef"))
 
-    with pytest.raises(ValueError, match=msg.format("slice")):
+    with pytest.raises(ValueError, match=msg("slice")):
         s[:-1] = list(range(27))
 
     s[-3:-1] = list(range(2))
@@ -258,12 +260,12 @@ def test_where_setitem_invalid():
     # list
     s = Series(list("abc"))
 
-    with pytest.raises(ValueError, match=msg.format("list-like")):
+    with pytest.raises(ValueError, match=msg("list-like")):
         s[[0, 1, 2]] = list(range(27))
 
     s = Series(list("abc"))
 
-    with pytest.raises(ValueError, match=msg.format("list-like")):
+    with pytest.raises(ValueError, match=msg("list-like")):
         s[[0, 1, 2]] = list(range(2))
 
     # scalar