[code lang=”python”]#a.py
print("in a.py berfore import b")
import b
print("in a.py after import b")
[/code]
[code lang=”python”]#b.py
print ("in b.py")
[/code]
[code lang=”python”]#c.py
print("in c.py berfore import b")
import b
print("in c.py after import b")
[/code]
[code lang=”python”]#d.py
print("in d.py berfore import a")
import a
print("in d.py after import a")
print("in d.py berfore import c")
import c
print("in d.py after import c")
[/code]
in d.py berfore import a in a.py berfore import b in b.py in a.py after import b in d.py after import a in d.py berfore import c in c.py berfore import b in c.py after import b in d.py after import c >>> a.b.x = 1 >>> c.b.x 1 >>> a.b>>> c.b >>>
重複import會被視為同一個物件