Dependencies with py3.7 DeprecationWarnings

[LinuxMercedes]

• docker 3.6.0
• jsonschema 2.6.0
• Jinja2 2.10
• PyYAML 3.13

Details:

docker-3.6.0: DeprecationWarning: invalid escape sequence \P

jsonschema-2.6.0: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working

Jinja2-2.10: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working

PyYAML-3.13: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated, and in 3.8 it will stop working