# rest = f.read()
# print(rest)
# f.close()
# with 语法
# with open('./static/hello.txt', 'r', encoding='utf-8') as f:
# rest = f.read()
# print(rest)
# with 语法内部相当于如下代码
try:
f = open('./static/hello.txt', 'r', encoding='utf-8')
rest = f.read()
print(rest)
except:
pass
finally:
f.close()
if __name__ == "__main__":
open_file()