lists coupled

[chopf]

BPO	1118101
Nosy	@tim-one

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2005-02-07.20:03:28.000>
created_at = <Date 2005-02-07.19:49:10.000>
labels = ['invalid']
title = 'lists coupled'
updated_at = <Date 2005-02-07.20:03:28.000>
user = 'https://bugs.python.org/chopf'

bugs.python.org fields:

activity = <Date 2005-02-07.20:03:28.000>
actor = 'tim.peters'
assignee = 'none'
closed = True
closed_date = None
closer = None
components = ['None']
creation = <Date 2005-02-07.19:49:10.000>
creator = 'chopf'
dependencies = []
files = []
hgrepos = []
issue_num = 1118101
keywords = []
message_count = 2.0
messages = ['24191', '24192']
nosy_count = 2.0
nosy_names = ['tim.peters', 'chopf']
pr_nums = []
priority = 'normal'
resolution = 'not a bug'
stage = None
status = 'closed'
superseder = None
type = None
url = 'https://bugs.python.org/issue1118101'
versions = []

[chopf]

is this normal?
>>> ================================ RESTART
================================
>>> k=[1,2]
>>> k
[1, 2]
>>> l=k
>>> l
[1, 2]
>>> l[0]='hello'
>>> l
['hello', 2]
>>> k
['hello', 2]

expected: [1,2]

[tim-one]

Logged In: YES
user_id=31435

Yes, it's normal. You've given two names ("l" and "k") to a
single list object. This is fundamental to how Python works.
Maybe this will help:

http://effbot.org/zone/python-objects.htm