save project

my_search.py

-import random
+import wordcloud
 
 
-alist = []
-for i in range(1, 101):
-    alist.append(i)
-num = random.choice(alist)
-# 请完善二分查找函数binary_search(),查找出num在列表alist里面的索引位置
-
-def binary_search(alist,num):
-    low = 0         # 初始最低索引
-    high = len(alist)-1          # 初始最高索引
+with open('python二级考试大纲.txt', encoding='utf-8') as f:
+    text = f.read()
+# 创建词云对象
+w=wordcloud.WordCloud(background_color="white",font_path='SimHei.ttf')
+# 传入词云文本内容
+w.generate(text)
+# 保存为png图片
+w.to_file("mycloud.png")
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-    while low <= high:      # 当最低索引小于等于最高索引
-        mid = (low + high) // 2
-        guess = alist[mid]
-        if guess == num:        # 中间值等于查找对象，返回索引
-            return mid
-        elif guess < num:       # 中间值小于查找对象
-            low = mid + 1
-        else:                   # 中间值大于查找对象
-            high = mid - 1
-    return None
-
-result = binary_search(alist, num)
-print("老师给的数是：", num)
-print("它在列表里的索引是：", result)       # 列表从1开始，索引从0开始，所以少1
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