Python - How to write a list to a file and read it as a list type using json - list與file的讀寫IO

Python version ：Python 3.6.0 :: Anaconda 4.3.1 (64-bit)
Pandas version ：0.19.2
System version ：Windows 10

# write to file
import json
file_path='./dic1.json'
dic1 = {'list1':[1,2,3,4]}
dic1
with open(file_path, 'w') as f:  
    json.dump(dic1, f)
# read from file
import json
file_path='./dic1.json'
with open(file_path) as f:
    dic2 = json.load(f)
list2=dic2['list1']
list2

執行結果：
``` [1, 2, 3, 4] ```