Установка библиотеки ujson для Python3.7 на Ubuntu 18.04?

Collecting ujson
Using cached https://files.pythonhosted.org/packages/16/c4/79f3...
Installing collected packages: ujson
Running setup.py install for ujson: started
Running setup.py install for ujson: finished with status 'error'
Complete output from command /home/user/projectname/venv/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pycharm-packaging/ujson/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-x3gilh7h/install-record.txt --single-version-externally-managed --compile --install-headers /home/user/projectname/venv/include/site/python3.7/ujson:
Warning: 'classifiers' should be a list, got type 'filter'
running install
running build
running build_ext
building 'ujson' extension
creating build
creating build/temp.linux-x86_64-3.7
creating build/temp.linux-x86_64-3.7/python
creating build/temp.linux-x86_64-3.7/lib
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -g -fdebug-prefix-map=/build/python3.7-1t2gIN/python3.7-3.7.0~b3=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I./python -I./lib -I/home/user/projectname/venv/include -I/usr/include/python3.7m -c ./python/ujson.c -o build/temp.linux-x86_64-3.7/./python/ujson.o -D_GNU_SOURCE
In file included from ./python/ujson.c:39:0:
./python/py_defines.h:39:10: fatal error: Python.h: No such file or directory
#include
^~~~~~~~~~
compilation terminated.
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

----------------------------------------

Command "/home/user/projectname/venv/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pycharm-packaging/ujson/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-x3gilh7h/install-record.txt --single-version-externally-managed --compile --install-headers /home/user/projectname/venv/include/site/python3.7/ujson" failed with error code 1 in /tmp/pycharm-packaging/ujson/

Установка библиотеки ujson для Python3.7 на Ubuntu 18.04?

При попытке
pip3 install ujson:
Collecting json
Could not find a version that satisfies the requirement json (from versions: )
No matching distribution found for json
При попытке:
pip install ujson
Command "/home/user/projectname/venv/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-p_wjk8ks/ujson/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-5bqhlrz8/install-record.txt --single-version-externally-managed --compile --install-headers /home/user/projectname/venv/include/site/python3.7/ujson" failed with error code 1 in /tmp/pip-install-p_wjk8ks/ujson/
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