From 8c8aa51414d07ff553235a48203a8fe309b388d6 Mon Sep 17 00:00:00 2001
From: Hui Lan <lanhui@zjnu.edu.cn>
Date: Thu, 24 Sep 2020 13:34:40 +0800
Subject: main.py: use another method for computing within range.

---
 app/main.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/main.py b/app/main.py
index 45a68ec..a180b04 100644
--- a/app/main.py
+++ b/app/main.py
@@ -71,7 +71,7 @@ def get_expiry_date(username):
 
 
 def within_range(x, y, r):
-    return abs(x - y)/y <= r
+    return (x - y) > r 
 
 
 def get_today_article(user_word_list):
@@ -95,7 +95,7 @@ def get_today_article(user_word_list):
     for reading in result:
         text_level = text_difficulty_level(reading['text'], d3)
         #print('TEXT_LEVEL %4.2f' % (text_level))
-        if within_range(text_level, user_level, 0.25):
+        if within_range(text_level, user_level, 0.1):
             d = reading
             break
         
-- 
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