企业官网建设流程全解析

Python示例，用于unpack元组或序列或可迭代，以便该元组可能长于N个元素，从而导致“太多的值无法unpack”异常。

1.打开任意长度的元组

Python“ star expressions”可用于unpack任意长度的元组。

example1.py >>> employee = ('Lokesh', 'email@example.com', '111-222-333', '444-555-666') >>> name, email, *phone_numbers = employee >>> name 'Lokesh' >>> email 'email@example.com' >>> phone_numbers ['111-222-333', '444-555-666'] example2.py >>> *elements, end = [1,2,3,4,5,6,7,8] >>> elements [1,2,3,4,5,6,7] >>> end 8

2.unpack元组并丢弃不想要的值

If there is a mismatch in the number of elements, you’ll get an error.

example3.py >>> recor