From 996bba4e47ad1e71924bedc765c2af6d8e85a29b Mon Sep 17 00:00:00 2001
From: Humphrey Yang <39026988+HumphreyYang@users.noreply.github.com>
Date: Tue, 19 Sep 2023 16:00:15 +1000
Subject: [PATCH] Remove MatplotlibDeprecationWarning in Matplotlib Lecture
 (#289)

* remove MatplotlibDeprecationWarning

* update false-positive link
---
 lectures/_config.yml   | 3 ++-
 lectures/matplotlib.md | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lectures/_config.yml b/lectures/_config.yml
index 91635fb2..36ef737e 100644
--- a/lectures/_config.yml
+++ b/lectures/_config.yml
@@ -20,7 +20,8 @@ sphinx:
     # false-positive links
     linkcheck_ignore: ['https://github.com/matplotlib/matplotlib/blob/v3.6.2/lib/matplotlib/axes/_axes.py#L1417-L1669',
                        'https://ieeexplore.ieee.org/document/8757088',
-                       'https://www.sciencedirect.com/science/article/pii/S1477388021000177']
+                       'https://www.sciencedirect.com/science/article/pii/S1477388021000177',
+                       'https://keras.io/']
     html_favicon: _static/lectures-favicon.ico
     html_theme: quantecon_book_theme
     html_static_path: ['_static']
diff --git a/lectures/matplotlib.md b/lectures/matplotlib.md
index 3890f883..eb9c31e2 100644
--- a/lectures/matplotlib.md
+++ b/lectures/matplotlib.md
@@ -319,7 +319,8 @@ def draw_graphs(style='default'):
         # and a line graph with random Y values
         axes[3].plot(x, rnormY, linewidth=2, alpha=0.7)
 
-    plt.suptitle(f'Style: {style}', fontsize=13)
+    style_name = style.split('-')[0]
+    plt.suptitle(f'Style: {style_name}', fontsize=13)
     plt.show()
 
 ```
@@ -329,7 +330,7 @@ Let's see what some of the styles look like.
 First, we draw graphs with the style sheet `seaborn`
 
 ```{code-cell} python3
-draw_graphs(style='seaborn')
+draw_graphs(style='seaborn-v0_8')
 ```
 
 We can use `grayscale` to remove colors in plots