帮帮我，没学过这个语言，一样的吗陪

Question

如下程序:
f = open('file.txt', 'w')
f.write('Test file is python.')
f.close()
程序执行后，file.txt的内容是（）；如果是如下
程序：
f = open('file.txt', 'a')
f.write('Test file is python.')
f.close()
程序执行后，file.txt的内容是（）

Answer 1

f = open('file.txt', 'w')
f.write('Test file is python.')
f.close()
#结果是
Test file is python.

f = open('file.txt', 'a')
f.write('Test file is python.')
f.close()

#结果是
Test file is python.
Test file is python.