* docs(python): update intersphinx for grpc and auth

* docs(python): update intersphinx for grpc and auth

* use https for python intersphinx

Co-authored-by: Tim Swast <[email protected]>

Source-Author: Bu Sun Kim <[email protected]>
Source-Date: Wed Nov 18 14:37:25 2020 -0700
Source-Repo: googleapis/synthtool
Source-Sha: 9a7d9fbb7045c34c9d3d22c1ff766eeae51f04c9
Source-Link: googleapis/synthtool@9a7d9fb

* docs(python): fix intersphinx link for google-auth

Source-Author: Bu Sun Kim <[email protected]>
Source-Date: Thu Nov 19 10:16:05 2020 -0700
Source-Repo: googleapis/synthtool
Source-Sha: a073c873f3928c561bdf87fdfbf1d081d1998984
Source-Link: googleapis/synthtool@a073c87

* chore: add config / docs for 'pre-commit' support

Source-Author: Tres Seaver <[email protected]>
Source-Date: Tue Dec 1 16:01:20 2020 -0500
Source-Repo: googleapis/synthtool
Source-Sha: 32af6da519a6b042e3da62008e2a75e991efb6b4
Source-Link: googleapis/synthtool@32af6da

* chore(deps): update precommit hook pre-commit/pre-commit-hooks to v3.3.0

Source-Author: WhiteSource Renovate <[email protected]>
Source-Date: Wed Dec 2 17:18:24 2020 +0100
Source-Repo: googleapis/synthtool
Source-Sha: 69629b64b83c6421d616be2b8e11795738ec8a6c
Source-Link: googleapis/synthtool@69629b6

* test(python): give filesystem paths to pytest-cov

https://pytest-cov.readthedocs.io/en/latest/config.html

The pytest-cov docs seem to suggest a filesystem path is expected.

Source-Author: Bu Sun Kim <[email protected]>
Source-Date: Wed Dec 2 09:28:04 2020 -0700
Source-Repo: googleapis/synthtool
Source-Sha: f94318521f63085b9ccb43d42af89f153fb39f15
Source-Link: googleapis/synthtool@f943185

* chore(deps): update precommit hook pre-commit/pre-commit-hooks to v3.4.0

Co-authored-by: Tres Seaver <[email protected]>

Source-Author: WhiteSource Renovate <[email protected]>
Source-Date: Wed Dec 16 18:13:24 2020 +0100
Source-Repo: googleapis/synthtool
Source-Sha: aa255b15d52b6d8950cca48cfdf58f7d27a60c8a
Source-Link: googleapis/synthtool@aa255b1

* docs(python): document adding Python 3.9 support, dropping 3.5 support

Closes #787

Source-Author: Tres Seaver <[email protected]>
Source-Date: Thu Dec 17 16:08:02 2020 -0500
Source-Repo: googleapis/synthtool
Source-Sha: b670a77a454f415d247907908e8ee7943e06d718
Source-Link: googleapis/synthtool@b670a77

* chore: exclude `.nox` directories from linting

The samples tests create `.nox` directories
with all dependencies installed. These directories
should be excluded from linting.

I've tested this change locally, and it significantly
speeds up linting on my machine.

Source-Author: Tim Swast <[email protected]>
Source-Date: Tue Dec 22 13:04:04 2020 -0600
Source-Repo: googleapis/synthtool
Source-Sha: 373861061648b5fe5e0ac4f8a38b32d639ee93e4
Source-Link: googleapis/synthtool@3738610

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Source-Link: googleapis/synthtool@41a4e56
Source-Link: googleapis/synthtool@f15b57c

Add constraints file to test lower bounds. These files will not be used until the noxfile is changed in googleapis/synthtool#869.

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>