数据存储json

python/31_json.py

@@ -0,0 +1,12 @@
+import json 
+filename="F:\\03学习区\\13Python\\02Demo\\python\\pi_digits.txt"
+numbers=[1,2,3,4,5]
+
+#存储数据json.dump()
+with open(filename,'w') as file_object:
+    json.dump(numbers,file_object)
+
+#读取数据json.load()
+with open(filename) as file_object:
+    numbers2=json.load(file_object)
+print(numbers2)    

python/31_json_greet_user.py

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+import json 
+filename="F:\\03学习区\\13Python\\02Demo\\python\\pi_digits.txt"
+
+with open(filename) as file_object:
+    username=json.load(file_object)
+    print("Wecom back " + username)

python/31_json_remember.py

@@ -0,0 +1,7 @@
+import json 
+filename="F:\\03学习区\\13Python\\02Demo\\python\\pi_digits.txt"
+
+username=input("What is your name?\n")
+with open(filename,'w') as file_object:
+    json.dump(username,file_object)
+    print("We will remember you when you come back," + username)