Update index.yml

02_数据类型/index.yml

@@ -59,7 +59,7 @@ step2_choice:
 
 step2:
   link: '{{chapter_2_issue}}'
-  description: "python数据类型介绍"
+  description: "python数据类型简介"
   transitions:
     events: ['note_events']
     action:
@@ -73,7 +73,7 @@ step2:
 
 step3:
   link: '{{chapter_2_issue}}'
-  description: "数字类型"
+  description: "python数据类型————数字类型"
   transitions:
       events: [ 'note_events' ]
       action:
@@ -169,7 +169,7 @@ step14_choice:
 
 step6:
   link: '{{chapter_2_issue}}'
-  description: "字符串类型"
+  description: "python数据类型————字符串类型"
   transitions:
     events: ['note_events']
     action:
@@ -184,7 +184,7 @@ step6:
 
 step7:
   link: '{{chapter_2_issue}}'
-  description: "关于字符串类型的练习"
+  description: "字符串类型的编程练习"
   transitions:
     events: ['note_events']
     action:
@@ -310,7 +310,7 @@ step21_choice:
 
 step13:
   link: '{{chapter_2_issue}}'
-  description: "列表类型"
+  description: "python数据类型————列表类型"
   transitions:
       events: [ 'note_events' ]
       action:
@@ -349,7 +349,7 @@ step25_choice:
 
 step14:
   link: '{{chapter_2_issue}}'
-  description: "关于列表类型的练习"
+  description: "列表类型的编程练习"
   transitions:
     events: ['note_events']
     action:
@@ -475,7 +475,7 @@ step20:
 
 step21:
   link: '{{chapter_2_issue}}'
-  description: "元组和字典"
+  description: "python数据类型————元组和字典"
   transitions:
       events: [ 'note_events' ]
       action:
@@ -530,7 +530,7 @@ step23:
 
 step24:
   link: '{{chapter_2_issue}}'
-  description: "关于元组和字典的练习"
+  description: "元组和字典的编程练习"
   transitions:
     events: ['note_events']
     action:
@@ -665,7 +665,7 @@ step31:
 
 step32:
   link: '{{chapter_2_issue}}'
-  description: "python运算符"
+  description: "python数据类型————运算符"
   transitions:
       events: [ 'note_events' ]
       action:
@@ -711,7 +711,7 @@ step34:
 
 step35:
   link: '{{chapter_2_issue}}'
-  description: "关于python运算符的练习"
+  description: "python运算符的编程练习"
   transitions:
     events: ['note_events']
     action: