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TypeError Traceback (most recent call last)
<ipython-input-37-82ccfdd3d5d3> in <module>()
----> 1 print('Chris' + 2)
TypeError: must be str, not int
Chris2
字符串的格式设置
1 sales_record = {
2 'price': 3.24,
3 'num_items': 4,
4 'person': 'Chris'}
5
6 sales_statement = '{} bought {} item(s) at a price of {} each for a total of {}'
7
8 print(sales_statement.format(sales_record['person'],
9 sales_record['num_items'],
10 sales_record['price'],
11 sales_record['num_items']*sales_record['price']))
Chris bought 4 item(s) at a price of 3.24 each for a total of 12.96