[Tutor] Virtual environment question

[eryk sun]

On Tue, Mar 13, 2018 at 1:31 AM, Jim <jf_byrnes at comcast.net> wrote:
> On 03/12/2018 04:04 AM, eryk sun wrote:
>>
>> On Mon, Mar 12, 2018 at 12:44 AM, Jim <jf_byrnes at comcast.net> wrote:
>>>
>>> home = /usr/bin
>>> include-system-site-packages = false
>>
>> [...]
>>>
>>>      resp = opener.open(request, timeout=self._timeout)
>>>    File "/usr/lib/python3.5/urllib/request.py", line 466, in open
>>
>> This is normal. Virtual environments are not isolated from the standard
>> library.
>
> Interesting. All I know about virtual environments is what I read on the
> net. I always see them recommended as a way to keep from messing up the
> default python, so I thought isolation was their purpose.

You're thinking of isolating packages that are installed in
site-packages, not the standard library. There's no point in copying
and recompiling the entire standard library in every virtual
environment.