im have requirements.txt in /var/www/FlaskApp/FlaskApp/requirements.txt with next
Flask==0.10.1
gunicorn
requests
google-api-python-client
gcloud
numpy
lxml
oauth2client==2.0.1
pandas==0.18.0
And im wnat install all dependency lib im run comand
sudo apt-get install libevent-dev
sudo apt-get install python3-dev
pip install -r /var/www/FlaskApp/FlaskApp/requirements.txt
its begining installatian and next return error
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
---------------------------------------- Cleaning up... Command /usr/bin/python -c "import setuptools, tokenize;file='/tmp/pip-build-VE4Yke/lxml/setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record /tmp/pip-BxiyFk-record/install-record.txt --single-version-externally-managed --compile failed with error code 1 in /tmp/pip-build-VE4Yke/lxml Storing debug log for failure in /root/.pip/pip.log