chore(migration): Migrate code from googleapis/python-ndb into packages/google-cloud-ndb

packages/google-cloud-ndb/.coveragerc

@@ -0,0 +1,14 @@
+[run]
+branch = True
+
+[report]
+fail_under = 100
+show_missing = True
+exclude_lines =
+    # Re-enable the standard pragma
+    pragma: NO COVER
+omit =
+  .nox/*
+  */gapic/*.py
+  */proto/*.py
+  tests/*/*.py

packages/google-cloud-ndb/.flake8

@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+[flake8]
+ignore = E203, E266, E501, W503

packages/google-cloud-ndb/.gitignore

@@ -0,0 +1,56 @@
+*.py[cod]
+*.sw[op]
+
+# C extensions
+*.so
+
+# Packages
+*.egg
+*.egg-info
+dist
+build
+eggs
+parts
+bin
+var
+sdist
+develop-eggs
+.installed.cfg
+lib
+lib64
+__pycache__
+
+# Installer logs
+pip-log.txt
+
+# Unit test / coverage reports
+.coverage
+.nox
+.tox
+.cache
+.pytest_cache
+htmlcov
+
+# Translations
+*.mo
+
+# Mac
+.DS_Store
+
+# Mr Developer
+.mr.developer.cfg
+.project
+.pydevproject
+
+# JetBrains
+.idea
+
+# VS Code
+.vscode
+
+# Built documentation
+docs/_build
+
+# Test logs
+coverage.xml
+*sponge_log.xml

packages/google-cloud-ndb/.librarian/state.yaml

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+image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/python-librarian-generator@sha256:97c3041de740f26b132d3c5d43f0097f990e8b0d1f2e6707054840024c20ab0c
+libraries:
+  - id: google-cloud-ndb
+    version: 2.3.4
+    apis: []
+    source_roots:
+      - .
+    preserve_regex: []
+    remove_regex: []
+    tag_format: v{version}

packages/google-cloud-ndb/.repo-metadata.json

@@ -0,0 +1,14 @@
+{
+    "name": "python-ndb",
+    "name_pretty": "NDB Client Library for Google Cloud Datastore",
+    "client_documentation": "https://googleapis.dev/python/python-ndb/latest",
+    "issue_tracker": "https://github.com/googleapis/python-ndb/issues",
+    "release_level": "stable",
+    "language": "python",
+    "library_type": "GAPIC_MANUAL",
+    "repo": "googleapis/python-ndb",
+    "distribution_name": "google-cloud-ndb",
+    "default_version": "",
+    "codeowner_team": "@googleapis/firestore-dpe @googleapis/gcs-sdk-team",
+    "api_shortname": "datastore"
+}

packages/google-cloud-ndb/AUTHORS

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+# This is the official list of ndb authors for copyright purposes.
+# Names should be added to this file as:
+# Name or Organization <email address>
+# The email address is not required for organizations.
+Google Inc.
+Beech Horn <[email protected]>
+James Morrison <[email protected]>
+Rodrigo Moraes <[email protected]>
+Danny Hermes <[email protected]>

packages/google-cloud-ndb/CODE_OF_CONDUCT.md

@@ -0,0 +1,43 @@
+# Contributor Code of Conduct
+
+As contributors and maintainers of this project,
+and in the interest of fostering an open and welcoming community,
+we pledge to respect all people who contribute through reporting issues,
+posting feature requests, updating documentation,
+submitting pull requests or patches, and other activities.
+
+We are committed to making participation in this project
+a harassment-free experience for everyone,
+regardless of level of experience, gender, gender identity and expression,
+sexual orientation, disability, personal appearance,
+body size, race, ethnicity, age, religion, or nationality.
+
+Examples of unacceptable behavior by participants include:
+
+* The use of sexualized language or imagery
+* Personal attacks
+* Trolling or insulting/derogatory comments
+* Public or private harassment
+* Publishing other's private information,
+such as physical or electronic
+addresses, without explicit permission
+* Other unethical or unprofessional conduct.
+
+Project maintainers have the right and responsibility to remove, edit, or reject
+comments, commits, code, wiki edits, issues, and other contributions
+that are not aligned to this Code of Conduct.
+By adopting this Code of Conduct,
+project maintainers commit themselves to fairly and consistently
+applying these principles to every aspect of managing this project.
+Project maintainers who do not follow or enforce the Code of Conduct
+may be permanently removed from the project team.
+
+This code of conduct applies both within project spaces and in public spaces
+when an individual is representing the project or its community.
+
+Instances of abusive, harassing, or otherwise unacceptable behavior
+may be reported by opening an issue
+or contacting one or more of the project maintainers.
+
+This Code of Conduct is adapted from the [Contributor Covenant](http://contributor-covenant.org), version 1.2.0,
+available at [http://contributor-covenant.org/version/1/2/0/](http://contributor-covenant.org/version/1/2/0/)