题解 | #遍历字典#
遍历字典
https://www.nowcoder.com/practice/0315639767824323a2cdb9ee3f998314
import sys
d = {'<': 'less than', '==': 'equal'}
print('Here is the original dict:')
for i in sorted(d.keys()):
print('Operator {} means {}.'.format(i, d[i]))
d['>'] = 'greater than'
print()
print('The dict was changed to:')
for i in sorted(d.keys()):
print('Operator {} means {}.'.format(i, d[i]))
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