From bba50a4e41b61909501b60158438ca0a8aeef01e Mon Sep 17 00:00:00 2001
From: George Tian <github@georgetian.com>
Date: Tue, 2 Jul 2024 00:36:39 +0800
Subject: [PATCH] Fix error: UnicodeEncodeError: 'charmap' codec can't encode
 characters in position 0-1: character maps to <undefined> (#25)

---
 learn.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/learn.py b/learn.py
index 4b8de0e..93836ef 100755
--- a/learn.py
+++ b/learn.py
@@ -269,7 +269,8 @@ def append_hw_csv(fname, stu):
         f[i] = info_str
     else:
         f.append(info_str)
-    csv.writer(open(fname, 'w')).writerows(f)
+    csv.writer(open(fname, 'w', encoding='utf8')).writerows(f)
+
 
 
 def sync_hw(c):