feng xiaohan

speration

复制

浅拷贝

  • 切片(:)
  • list()
  • copy()
org = [1, 2, 3, 4, 5]

o1 = org[:] # 切片
o2 = list(org) # list()
o3 = org.copy() # copy()

深拷贝

  • copy 模块中的 deepcopy()
org = [1, 2, 3, 4, 5]
od1 = copy.deepcopy(org)

反转 list

  • 切片(:)
  • reversed()
org = [1, 2, 3, 4, 5]

o1 = org[::-1] # 切片
o2 = reversed(org) # reversed()

换行

print(5 > /
2) # True