Add pythainlp.generate

[wannaphong]

What does this changes

Add pythainlp.generate to PyThaiNLP. It's thai text generator from ttg.

Fixes #577

Your checklist for this pull request

🚨Please review the guidelines for contributing to this repository.

• Passed code styles and structures
• Passed code linting checks and unit test

[pep8speaks]

Hello @wannaphong! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file pythainlp/generate/core.py:

Line 138:9: E722 do not use bare 'except'
Line 231:9: E722 do not use bare 'except'

• In the file pythainlp/generate/thai2fit.py:

Line 32:1: E722 do not use bare 'except'

• In the file tests/test_ulmfit.py:

Line 217:9: E722 do not use bare 'except'

Comment last updated at 2021-07-17 16:58:09 UTC

[bact]

To keep the name a bit consistent with others like pythainlp.tokenize, .translate, .transliterate, what about pythainlp.generate ?

[wannaphong]

consistent

I agree. I will change it.

[wannaphong]

@bact OK. I fixed code.

[coveralls]

Coverage increased (+0.06%) to 95.778% when pulling 5da36f0 on add-text-generator into 48f67d2 on dev.