save project

diy.py

+# 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
+# file=open(r"C:\Users\dell\Desktop\储物间\book.txt.txt","w",encoding='utf-8')
+# file.write('小兰：12本、小丽：11本、李文：9本、张伟：16本')
+# file.close()
+# with open(r"C:\Users\dell\Desktop\储物间\book.txt.txt",'a',encoding='utf-8') as file:
+#     file1.write("、小强：12本、李明：15本")
+#with open(r"C:\Users\dell\Desktop\储物间\book.txt.txt",'r',encoding='utf-8') as file1:
+ #   for b in file1:
+  #      if '小强：10本' in b:
+   #         print("√")
+    #    else:
+     #       print("×")
+a=''
+with open(r"C:\Users\dell\Desktop\储物间\book.txt.txt",'r',encoding='utf-8') as file1:
+    for i in file1:
+        if "小强：10本" in i:
+            i=i.replace('小强：10本',"小强：11本")
+        if "小兰：12本" in i:
+            i=i.replace("小兰：12本","小兰：14本")
+        a+=i
+    print(a)
+with open(r"C:\Users\dell\Desktop\储物间\book.txt.txt",'w',encoding='utf-8') as file1:
+    file1.write(a)
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+#file=open(r"C:\Users\dell\Desktop\储物间\book.txt.txt","w",encoding='utf-8')
+# file.write('小兰：12本、小丽：11本、李文：9本、张伟：16本')
+# file.close()
+#with open(r"C:\Users\dell\Desktop\储物间\book.txt.txt",'a',encoding='utf-8') as file:
+    #file.write("、小强：12本、李明：15本")