From 18b748fab0c8b0c6e9ab28090982ecf2c054cefc Mon Sep 17 00:00:00 2001
From: Hassan Kibirige <has2k1@gmail.com>
Date: Tue, 21 Nov 2023 09:27:27 +0300
Subject: [PATCH] Fix geom_line not to ignore the lineend parameter

fixes #727
---
 doc/changelog.rst           | 3 +++
 plotnine/geoms/geom_path.py | 1 +
 2 files changed, 4 insertions(+)

diff --git a/doc/changelog.rst b/doc/changelog.rst
index 4528ca4d7..58489e95d 100644
--- a/doc/changelog.rst
+++ b/doc/changelog.rst
@@ -61,6 +61,9 @@ Bug Fixes
 - Fixed space handling around `axis_label`, `axis_text` and `axis_ticks` when
   the ticks are turned off.
 
+- Fixed bug in :class:`~plotnine.geoms.geom_path` where the lineend parameter
+  was ignored. (:issue:`727`)
+
 Enhancements
 ************
 
diff --git a/plotnine/geoms/geom_path.py b/plotnine/geoms/geom_path.py
index 57518060d..596440a3d 100644
--- a/plotnine/geoms/geom_path.py
+++ b/plotnine/geoms/geom_path.py
@@ -476,6 +476,7 @@ def _draw_segments(data: pd.DataFrame, ax: Axes, **params: Any):
         edgecolor=edgecolor,
         linewidth=linewidth,
         linestyle=linestyle,
+        capstyle=params["lineend"],
         zorder=params["zorder"],
         rasterized=params["raster"],
     )