BUG: Fix Incompatible argument type for set_xlabel and set_ylabel.

savinserhii · savinserhii · commit f1e0e2a425ba · 2025-03-09T00:39:15.000Z
diff --git a/pandas/plotting/_matplotlib/hist.py b/pandas/plotting/_matplotlib/hist.py
@@ -212,7 +212,7 @@ def _post_plot_logic(self, ax: Axes, data) -> None:
                 self.xlabel if isinstance(self.xlabel, str) else str(self.xlabel)  # type: ignore[arg-type]
             )
             ax.set_ylabel(
-                "Frequency" if self.ylabel is None else ylabel  # type: ignore[arg-type]
+                "Frequency" if self.ylabel is None else self.ylabel  # type: ignore[arg-type]
             )
 
     @property

Original file line number	Diff line number	Diff line change
`@@ -212,7 +212,7 @@ def _post_plot_logic(self, ax: Axes, data) -> None:`
`212`	`212`	`self.xlabel if isinstance(self.xlabel, str) else str(self.xlabel) # type: ignore[arg-type]`
`213`	`213`	`)`
`214`	`214`	`ax.set_ylabel(`
`215`		`- "Frequency" if self.ylabel is None else ylabel # type: ignore[arg-type]`
	`215`	`+ "Frequency" if self.ylabel is None else self.ylabel # type: ignore[arg-type]`
`216`	`216`	`)`
`217`	`217`
`218`	`218`	`@property`