fix: require python 3.7+ (#730)

* chore(python): drop python 3.6

Source-Link: googleapis/synthtool@4f89b13
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-python:latest@sha256:e7bb19d47c13839fe8c147e50e02e8b6cf5da8edd1af8b82208cd6f66cc2829c

* add api_description to .repo-metadata.json

* require python 3.7+ in setup.py

* remove python 3.6 sample configs

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Anthonios Partheniou <partheniou@google.com>
Co-authored-by: acocuzzo <annaco@google.com>
Co-authored-by: Anna Cocuzzo <63511057+acocuzzo@users.noreply.github.com>

.github/workflows/unittest.yml

@@ -8,7 +8,7 @@ jobs:
  runs-on: ubuntu-latest
  strategy:
  matrix:
- python: ['3.6', '3.7', '3.8', '3.9', '3.10']
+ python: ['3.7', '3.8', '3.9', '3.10']
  steps:
  - name: Checkout
  uses: actions/checkout@v3

.repo-metadata.json

@@ -13,5 +13,6 @@
  "default_version": "v1",
  "codeowner_team": "@googleapis/api-pubsub",
  "api_shortname": "pubsub",
- "library_type": "GAPIC_COMBO"
+ "library_type": "GAPIC_COMBO",
+ "api_description": "is designed to provide reliable, many-to-many, asynchronous messaging between applications. Publisher applications can send messages to a topic and other applications can subscribe to that topic to receive the messages. By decoupling senders and receivers, Google Cloud Pub/Sub allows developers to communicate between independently written applications."
 }

CONTRIBUTING.rst

@@ -22,7 +22,7 @@ In order to add a feature:
  documentation.
 
 - The feature must work fully on the following CPython versions:
- 3.6, 3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+ 3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
  "unnecessary" is of course subjective, but new dependencies should
@@ -221,13 +221,11 @@ Supported Python Versions
 
 We support:
 
-- `Python 3.6`_
 - `Python 3.7`_
 - `Python 3.8`_
 - `Python 3.9`_
 - `Python 3.10`_
 
-.. _Python 3.6: https://docs.python.org/3.6/
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
@@ -239,7 +237,7 @@ Supported versions can be found in our ``noxfile.py`` `config`_.
 .. _config: https://github.com/googleapis/python-pubsub/blob/main/noxfile.py
 
 
-We also explicitly decided to support Python 3 beginning with version 3.6.
+We also explicitly decided to support Python 3 beginning with version 3.7.
 Reasons for this include:
 
 - Encouraging use of newest versions of Python 3

README.rst

@@ -64,7 +64,7 @@ Python >= 3.7
 
 Deprecated Python Versions
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
-Python == 2.7.
+Python <= 3.6.
 
 The last version of this library compatible with Python 2.7 is google-cloud-pubsub==1.7.0.
 

noxfile.py

@@ -33,7 +33,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.8"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.6", "3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
  "mock",
  "asyncmock",

owlbot.py

@@ -350,7 +350,7 @@
  microgenerator=True,
  samples=True,
  cov_level=100,
- unit_test_python_versions=["3.6", "3.7", "3.8", "3.9", "3.10"],
+ unit_test_python_versions=["3.7", "3.8", "3.9", "3.10"],
  system_test_python_versions=["3.10"],
  system_test_external_dependencies=["psutil"],
 )

setup.py

@@ -79,7 +79,6 @@
  "License :: OSI Approved :: Apache Software License",
  "Programming Language :: Python",
  "Programming Language :: Python :: 3",
- "Programming Language :: Python :: 3.6",
  "Programming Language :: Python :: 3.7",
  "Programming Language :: Python :: 3.8",
  "Programming Language :: Python :: 3.9",
@@ -92,7 +91,7 @@
  namespace_packages=namespaces,
  install_requires=dependencies,
  extras_require=extras,
- python_requires=">=3.6",
+ python_requires=">=3.7",
  scripts=["scripts/fixup_pubsub_v1_keywords.py"],
  include_package_data=True,
  zip_safe=False,