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diy1.py

-"""
-使用turtle模块画图
-每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
-"""
-import turtle
-
-
-pen = turtle.Pen()
-screen = turtle.Screen()
-screen.bgcolor("light pink")
-colors=["white","blue","violet","cyan"]
-# 请创造师在下面接着创作
-distance=1
-pen.speed(1000)
-for i in range(1,300):
-    pen.pencolor(colors[i%4])
-    pen.forward(i)
-    pen.right(91)
-# 隐藏画笔，保存画布
-pen.hideturtle()
-turtle.done()
+# file1 =open(r'C:\\Users\\Lenovo\\Desktop\\test.txt','w',encoding="utf-8")
+# file1.write('小兰:13本\n')
+# file1.close()
+# file1 =open(r'C:\\Users\\Lenovo\\Desktop\\test.txt','w',encoding="utf-8")
+# file1.write('小兰:13本\n')
+# file1.write('小强:10本\n')
+# file1.write('李明:15本\n')
+# file1.close()
+with open(r'C:\\Users\\Lenovo\\Desktop\\test.txt','r',encoding="utf-8") as file1:
+    for date in file1:
+        if '小强:10本\n'in date:
+            print('数据在文件中')
+
+
+
+   # file1.write('小兰:13本\n')
+
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