为什么在使用类变量时Python(3.8)会抛出NameError?以下工作正常,
class Tester(object):
# Number of measurements
N = 6
temp = [ 0. for x in range(N) ]
但是,当我尝试如下使用它时,它给出了NameError。
class Tester(object):
# Number of measurements
N = 6
temp = [[ 0. for x in range(N) ] for y in range(N) ]
It seems to be happening for the first N.
So something like temp = [[ 0. for x in range(6) ] for y in range(N) ]
works fine.
When I replace N
by Tester.N
, it gives NameError
for Tester
, which makes sense since the class is not defined.
如何定义二维列表的温度?
我不确定为什么您的方法行不通。如果将其添加到init中,它将起作用: