Error installing Z2Pack 2.1.1

[Dominik Gresch]

Hi Rajdeep,

You can ignore that, it should be installed correctly now.

Best regards,

Dominik


On 16.04.2018 13:42, Rajdeep Banerjee wrote:
> Dear sir,
>               as you suggested I installed python3 setuptools and the 
> z2pack got installed with the pip command. The last few lines are as 
> follows:
>
> ...
>
> Could not find .egg-info directory in install record for z2pack==2.1.1 
> from file:///home/rajdeep/soft/Z2Pack-master-2.1.x
>
> Successfully installed numpy scipy decorator blessings 
> sortedcontainers msgpack-python fsc.locker fsc.export fsc.formatting 
> fsc.iohelper z2pack
> Cleaning up...
>
>
>
> Is the warning about "egg-info directory" anything serious to care 
> about or I can just ignore it? Thank you very much for your help.
>
> best regards,
> Rajdeep
>
>
>
> On Mon, Apr 16, 2018 at 3:13 PM, Dominik Gresch <greschd at phys.ethz.ch 
> <mailto:greschd at phys.ethz.ch>> wrote:
>
>     Dear Rajdeep,
>
>     It seems that the update of setuptools happened with python 2
>     instead of 3. You can force pip to use a specific Python
>     interpreter by calling it as 'python -m pip' instead of simply
>     calling 'pip', where 'python' should be the specific interpreter
>     that you want to install something on.
>
>     So in this case, you can try:
>
>     sudo python3 -m pip install -U setuptools
>     python3 -m pip install --user PATH_TO_Z2PACK
>
>     Best regards,
>
>     Dominik
>
>
>     On 16.04.2018 06:42, Rajdeep Banerjee wrote:
>>     Dear sir,
>>                 I tried following your suggestion and found the
>>     following:
>>     >> sudo pip install -U setuptools
>>     Requirement already up-to-date: setuptools in
>>     /usr/local/lib/python2.7/dist-packages
>>     Cleaning up...
>>
>>     It seems although I have installed python-3.5, but my default is
>>     python-2.7. I changed the alias in bash so that calling python
>>     will call python-3.5. But the problem persists.
>>     >> sudo python -m pip install --user
>>     /home/rajdeep/soft/Z2Pack-master-2.1.x
>>
>>     ...
>>
>>     Downloading/unpacking fsc.export (from z2pack==2.1.1)
>>       Downloading fsc.export-1.1.0.tar.gz
>>       Running setup.py
>>     (path:/tmp/pip_build_rajdeep/fsc.export/setup.py) egg_info for
>>     package fsc.export
>>         error in fsc.export setup command: Invalid environment
>>     marker: python_version < "3"
>>         Complete output from command python setup.py egg_info:
>>         error in fsc.export setup command: Invalid environment
>>     marker: python_version < "3"
>>
>>
>>     Please help. Thanks in advance.
>>
>>     best regards,
>>     Rajdeep
>>
>>
>>
>>
>>     On Sat, Apr 14, 2018 at 10:34 PM, Rajdeep Banerjee
>>     <rajdeep.jzs at gmail.com <mailto:rajdeep.jzs at gmail.com>> wrote:
>>
>>         Dear sir,
>>                       thank you very much for your suggestion, I will
>>         let you know if it works.
>>
>>         best regards,
>>         Rajdeep
>>
>>
>>
>>         On Sat, Apr 14, 2018, 8:57 PM Dominik Gresch
>>         <greschd at phys.ethz.ch <mailto:greschd at phys.ethz.ch>> wrote:
>>
>>             Hi Rajdeep,
>>
>>             I think this issue might be due to an outdated version of
>>             the 'setuptools' package which does not recognize these
>>             environment markers.
>>
>>             Can you try running
>>
>>             'pip install -U setuptools'
>>
>>             before installing Z2Pack?
>>
>>             Best regards,
>>             Dominik
>>
>>             Am 14.04.2018 08:23 schrieb Rajdeep Banerjee
>>             <rajdeep.jzs at gmail.com <mailto:rajdeep.jzs at gmail.com>>:
>>
>>                 Hi,
>>                    I am trying to install Z2Pack 2.1.1 (from source
>>                 file). I am getting the following error:
>>
>>                 Downloading/unpacking fsc.export (from z2pack==2.1.1)
>>                   Downloading fsc.export-1.1.0.tar.gz
>>                   Running setup.py
>>                 (path:/tmp/pip_build_rajdeep/fsc.export/setup.py)
>>                 egg_info for package fsc.export
>>                     error in fsc.export setup command: Invalid
>>                 environment marker: python_version < "3"
>>                     Complete output from command python setup.py
>>                 egg_info:
>>                     error in fsc.export setup command: Invalid
>>                 environment marker: python_version < "3"
>>
>>                 ----------------------------------------
>>                 Cleaning up...
>>                 Command python setup.py egg_info failed with error
>>                 code 1 in /tmp/pip_build_rajdeep/fsc.export
>>                 Storing debug log for failure in /tmp/tmp3bth1l3g
>>
>>
>>                 I thought it is due to python version but I have
>>                 python 3.5 as shown below:
>>
>>
>>                 [rajdeep at anna: Z2Pack-master-2.1.x]:python
>>                 Python 3.5.3 (default, Apr 22 2017, 00:00:00)
>>                 [GCC 4.8.4] on linux
>>                 Type "help", "copyright", "credits" or "license" for
>>                 more information.
>>                 >>>
>>
>>                 Please help. Thanks in advance!
>>
>>
>>                 best regards,
>>                 -- 
>>                 Rajdeep Banerjee
>>                 PhD student
>>                 JNCASR, Bangalore
>>                 India
>>
>>
>>
>>
>>
>>     -- 
>>     Rajdeep Banerjee
>>     PhD student
>>     JNCASR, Bangalore
>>     India
>
>
>
>
> -- 
> Rajdeep Banerjee
> PhD student
> JNCASR, Bangalore
> India

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