"instalacja pip json" kończy się niepowodzeniem w systemie Ubuntu

Question

Nie można zainstalować modułu json. O ile wiem, nie powinienem używać sudo. o co chodzi?

pip install json 
The directory '/home/snow/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. 
The directory '/home/snow/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag. 
Collecting json 
    Downloading json-99.0.tar.gz 
    Complete output from command python setup.py egg_info: 
    Traceback (most recent call last): 
     File "<string>", line 1, in <module> 
     File "/tmp/pip-build-YkvqVh/json/setup.py", line 2, in <module> 
     raise RuntimeError("Package 'json' must not be downloaded from pypi") 
    RuntimeError: Package 'json' must not be downloaded from pypi 

    ---------------------------------------- 
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-YkvqVh/json/ 

Answer 1

json jest wbudowany moduł, nie trzeba go zainstalować z pip.

Answer 2

Zamiast tego można zainstalować simplejson.

pip install simplejson