python异常和运行性能
一、引言:
data = {
'name': 'blue',
'age': 18
}
try:
name = data['name']
except KeyError:
name = 'default'
...About 3 min
data = {
'name': 'blue',
'age': 18
}
try:
name = data['name']
except KeyError:
name = 'default'