lint fixes

Author: microslaw

pandas/core/sample.py

@@ -153,8 +153,8 @@ def sample(
         is_max_weight_dominating = size * max(weights) > 1
         if (is_max_weight_dominating and not replace):
             raise ValueError(
-                "Invalid weights: If `replace`=False,"
-                " total unit probabilities have to be less than 1"
+                "Invalid weights: If `replace`=False, "
+                "total unit probabilities have to be less than 1"
             )
 
     return random_state.choice(obj_len, size=size, replace=replace, p=weights).astype(

pandas/tests/frame/methods/test_sample.py

@@ -139,8 +139,8 @@ def test_sample_unit_probabilities_raises(self, obj):
         high_variance_weights = [1] * 10
         high_variance_weights[0] = 100
         msg = (
-            "Invalid weights: If `replace`=False,"
-            " total unit probabilities have to be less than 1"
+            "Invalid weights: If `replace`=False, "
+            "total unit probabilities have to be less than 1"
         )
         with pytest.raises(ValueError, match=msg):
             obj.sample(n=2, weights=high_variance_weights, replace=False)