Running: sudo pip install -r requirements.txt -r requirements_dev.txt

Results in:

boto3 1.9.85 has requirement botocore<1.13.0,>=1.12.85, but you'll have botocore 1.10.2 which is incompatible.
botocore 1.10.2 has requirement python-dateutil<2.7.0,>=2.1, but you'll have python-dateutil 2.7.3 which is incompatible.
requests-oauthlib 1.2.0 has requirement oauthlib>=3.0.0, but you'll have oauthlib 2.1.0 which is incompatible.