examples can't run

[coanor]

on python -m custom_serialization, throw:

ImportError: cannot import name DefaultSerializer

when run quickstart.py and clients/curl.sh:

{
   "validation_errors": "Could not determine specific validation errors"
}

[rudaporto]

There are huge differences from the 0.17 version in Pypi, 1.0.0 beta and development versions.

Can you check which version are you using?