Simplify other expected messages

pandas/tests/indexing/test_loc.py

@@ -1224,13 +1224,7 @@ def test_loc_setitem_empty_append_raises(self):
  with pytest.raises(KeyError, match=msg):
  df.loc[[0, 1], "x"] = data
 
- msg = "|".join(
- [
- "cannot copy sequence with size 2 to array axis with dimension 0",
- r"could not broadcast input array from shape \(2,\) into shape \(0,\)",
- "Must have equal len keys and value when setting with an iterable",
- ]
- )
+ msg = "setting an array element with a sequence."
  with pytest.raises(ValueError, match=msg):
  df.loc[0:2, "x"] = data
 
@@ -1556,16 +1550,10 @@ def test_loc_setitem_2d_to_1d_raises(self):
  # float64 dtype to avoid upcast when trying to set float data
  ser = Series(range(2), dtype="float64")
 
- msg = "|".join(
- [
- r"shape mismatch: value array of shape \(2,2\)",
- r"cannot reshape array of size 4 into shape \(2,\)",
- ]
- )
+ msg = "setting an array element with a sequence."
  with pytest.raises(ValueError, match=msg):
  ser.loc[range(2)] = data
 
- msg = r"could not broadcast input array from shape \(2,2\) into shape \(2,?\)"
  with pytest.raises(ValueError, match=msg):
  ser.loc[:] = data