Python去除字符串兩端的引號

>>> abc = '"Hello World!"'
>>> print(abc)
"Hello World!"
>>> print(eval(abc))
Hello World!

line = ["201903","201904","201905","201906","201907"]
line = ['{0}'.format(eval(seg)) for seg in line]
print(line)

line = ["201903","201904","201905","201906","201907"]
line = ['{0}'.format(seg.replace('\"','')) for seg in line]
print(line)