fix: require python 3.7+ (#113)

* 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

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

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

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:a5d81b61dfd1a432d3c03f51a25d2e71b37be24da509966d50724aea7c57c5c2
-# created: 2022-07-04T12:33:08.125873124Z
+  digest: sha256:e7bb19d47c13839fe8c147e50e02e8b6cf5da8edd1af8b82208cd6f66cc2829c
+# created: 2022-07-05T18:31:20.838186805Z

.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

.kokoro/samples/python3.6/common.cfg

@@ -12,5 +12,6 @@
     "api_id": "lifesciences.googleapis.com",
     "default_version": "v2beta",
     "codeowner_team": "",
-    "api_shortname": "lifesciences"
+    "api_shortname": "lifesciences",
+    "api_description": "is a suite of services and tools for managing, processing, and transforming life sciences data."
 }

.kokoro/samples/python3.6/continuous.cfg

@@ -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-life-sciences/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

.kokoro/samples/python3.6/periodic-head.cfg

@@ -1,22 +1,22 @@
 Python Client for Cloud Life Sciences API
 =========================================
 
-|beta| |pypi| |versions|
+|preview| |pypi| |versions|
 
-`Cloud Life Sciences`_: enables the life sciences community to process biomedical data at scale. 
+`Cloud Life Sciences API`_: is a suite of services and tools for managing, processing, and transforming life sciences data.
 
 - `Client Library Documentation`_
 - `Product Documentation`_
 
-.. |beta| image:: https://img.shields.io/badge/support-beta-orange.svg
-   :target: https://github.com/googleapis/google-cloud-python/blob/main/README.rst#beta-support
+.. |preview| image:: https://img.shields.io/badge/support-preview-orange.svg
+   :target: https://github.com/googleapis/google-cloud-python/blob/main/README.rst#stability-levels
 .. |pypi| image:: https://img.shields.io/pypi/v/google-cloud-life-sciences.svg
    :target: https://pypi.org/project/google-cloud-life-sciences/
 .. |versions| image:: https://img.shields.io/pypi/pyversions/google-cloud-life-sciences.svg
    :target: https://pypi.org/project/google-cloud-life-sciences/
-.. _Cloud Life Sciences: https://cloud.google.com/life-sciences/
+.. _Cloud Life Sciences API: https://cloud.google.com/life-sciences/
 .. _Client Library Documentation: https://cloud.google.com/python/docs/reference/lifesciences/latest
-.. _Product Documentation:  https://cloud.google.com/life-sciences/docs
+.. _Product Documentation:  https://cloud.google.com/life-sciences/
 
 Quick Start
 -----------
@@ -30,7 +30,7 @@ In order to use this library, you first need to go through the following steps:
 
 .. _Select or create a Cloud Platform project.: https://console.cloud.google.com/project
 .. _Enable billing for your project.: https://cloud.google.com/billing/docs/how-to/modify-project#enable_billing_for_a_project
-.. _Enable the Cloud Life Sciences API.:  https://cloud.google.com/life-sciences/docs/quickstart#before_you_begin
+.. _Enable the Cloud Life Sciences API.:  https://cloud.google.com/life-sciences/
 .. _Setup Authentication.: https://googleapis.dev/python/google-api-core/latest/auth.html
 
 Installation
@@ -47,6 +47,27 @@ dependencies.
 .. _`virtualenv`: https://virtualenv.pypa.io/en/latest/
 
 
+Code samples and snippets
+~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Code samples and snippets live in the `samples/` folder.
+
+
+Supported Python Versions
+^^^^^^^^^^^^^^^^^^^^^^^^^
+Our client libraries are compatible with all current [active](https://devguide.python.org/devcycle/#in-development-main-branch) and [maintenance](https://devguide.python.org/devcycle/#maintenance-branches) versions of
+Python.
+
+Python >= 3.7
+
+Unsupported Python Versions
+^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Python <= 3.6
+
+If you are using an [end-of-life](https://devguide.python.org/devcycle/#end-of-life-branches)
+version of Python, we recommend that you update as soon as possible to an actively supported version.
+
+
 Mac/Linux
 ^^^^^^^^^
 
@@ -71,12 +92,12 @@ Windows
 Next Steps
 ~~~~~~~~~~
 
--  Read the `Client Library Documentation`_ for Cloud Life Sciences
+-  Read the `Client Library Documentation`_ for Cloud Life Sciences API
    to see other available methods on the client.
--  Read the `Cloud Life Sciences Product documentation`_ to learn
+-  Read the `Cloud Life Sciences API Product documentation`_ to learn
    more about the product and see How-to Guides.
 -  View this `README`_ to see the full list of Cloud
    APIs that we cover.
 
-.. _Cloud Life Sciences Product documentation:  https://cloud.google.com/life-sciences/docs
-.. _README: https://github.com/googleapis/google-cloud-python/blob/main/README.rst
+.. _Cloud Life Sciences API Product documentation:  https://cloud.google.com/life-sciences/
+.. _README: https://github.com/googleapis/google-cloud-python/blob/main/README.rst