题解 | #遍历字典#

operators_dict={'<': 'less than','==': 'equal'}
print('Here is the original dict:')
new=dict(sorted(operators_dict.items()))
for x ,y in new.items():
    print(f"Operator {x} means {y}.")
print()

operators_dict[">"] = "greater than"
print('The dict was changed to:')
new=dict(sorted(operators_dict.items()))
for x ,y in new.items():
    print(f"Operator {x} means {y}.")