Repository navigation
Expand file tree
/
Copy pathnoxfile-template.py
More file actions
284 lines (223 loc) · 8.76 KB
/
Copy pathnoxfile-template.py
File metadata and controls
284 lines (223 loc) · 8.76 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
# Copyright 2019 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
#
# http://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.
from __future__ import print_function
import glob
import os
from pathlib import Path
import sys
from typing import Callable, Dict, List, Optional
import nox
# WARNING - WARNING - WARNING - WARNING - WARNING
# WARNING - WARNING - WARNING - WARNING - WARNING
# DO NOT EDIT THIS FILE EVER!
# WARNING - WARNING - WARNING - WARNING - WARNING
# WARNING - WARNING - WARNING - WARNING - WARNING
# Copy `noxfile_config.py` to your directory and modify it instead.
# `TEST_CONFIG` dict is a configuration hook that allows users to
# modify the test configurations. The values here should be in sync
# with `noxfile_config.py`. Users will copy `noxfile_config.py` into
# their directory and modify it.
TEST_CONFIG = {
# You can opt out from the test for specific Python versions.
"ignored_versions": ["2.7", "3.6"],
# Old samples are opted out of enforcing Python type hints
# All new samples should feature them
"enforce_type_hints": False,
# An envvar key for determining the project id to use. Change it
# to 'BUILD_SPECIFIC_GCLOUD_PROJECT' if you want to opt in using a
# build specific Cloud project. You can also use your own string
# to use your own Cloud project.
"gcloud_project_env": "GOOGLE_CLOUD_PROJECT",
# 'gcloud_project_env': 'BUILD_SPECIFIC_GCLOUD_PROJECT',
# If you need to use a specific version of pip,
# change pip_version_override to the string representation
# of the version number, for example, "20.2.4"
"pip_version_override": None,
# A dictionary you want to inject into your test. Don't put any
# secrets here. These values will override predefined values.
"envs": {},
}
try:
# Ensure we can import noxfile_config in the project's directory.
sys.path.append(".")
from noxfile_config import TEST_CONFIG_OVERRIDE
except ImportError as e:
print("No user noxfile_config found: detail: {}".format(e))
TEST_CONFIG_OVERRIDE = {}
# Update the TEST_CONFIG with the user supplied values.
TEST_CONFIG.update(TEST_CONFIG_OVERRIDE)
def get_pytest_env_vars() -> Dict[str, str]:
"""Returns a dict for pytest invocation."""
ret = {}
# Override the GCLOUD_PROJECT and the alias.
env_key = TEST_CONFIG["gcloud_project_env"]
# This should error out if not set.
ret["GOOGLE_CLOUD_PROJECT"] = os.environ[env_key]
ret["GCLOUD_PROJECT"] = os.environ[env_key] # deprecated
# Apply user supplied envs.
ret.update(TEST_CONFIG["envs"])
return ret
# DO NOT EDIT - automatically generated.
# All versions used to tested samples.
ALL_VERSIONS = ["2.7", "3.6", "3.7", "3.8", "3.9", "3.10"]
# Any default versions that should be ignored.
IGNORED_VERSIONS = TEST_CONFIG["ignored_versions"]
TESTED_VERSIONS = sorted([v for v in ALL_VERSIONS if v not in IGNORED_VERSIONS])
INSTALL_LIBRARY_FROM_SOURCE = bool(os.environ.get("INSTALL_LIBRARY_FROM_SOURCE", False))
# Error if a python version is missing
nox.options.error_on_missing_interpreters = True
#
# Style Checks
#
def _determine_local_import_names(start_dir: str) -> List[str]:
"""Determines all import names that should be considered "local".
This is used when running the linter to insure that import order is
properly checked.
"""
file_ext_pairs = [os.path.splitext(path) for path in os.listdir(start_dir)]
return [
basename
for basename, extension in file_ext_pairs
if extension == ".py"
or os.path.isdir(os.path.join(start_dir, basename))
and basename not in ("__pycache__")
]
# Linting with flake8.
#
# We ignore the following rules:
# E203: whitespace before ‘:’
# E266: too many leading ‘#’ for block comment
# E501: line too long
# I202: Additional newline in a section of imports
#
# We also need to specify the rules which are ignored by default:
# ['E226', 'W504', 'E126', 'E123', 'W503', 'E24', 'E704', 'E121']
FLAKE8_COMMON_ARGS = [
"--show-source",
"--builtin=gettext",
"--max-complexity=20",
"--import-order-style=google",
"--exclude=.nox,.cache,env,lib,generated_pb2,*_pb2.py,*_pb2_grpc.py",
"--ignore=E121,E123,E126,E203,E226,E24,E266,E501,E704,W503,W504,I202",
"--max-line-length=88",
]
@nox.session
def lint(session: nox.sessions.Session) -> None:
if not TEST_CONFIG["enforce_type_hints"]:
session.install("flake8", "flake8-import-order")
else:
session.install("flake8", "flake8-import-order", "flake8-annotations")
local_names = _determine_local_import_names(".")
args = FLAKE8_COMMON_ARGS + [
"--application-import-names",
",".join(local_names),
".",
]
session.run("flake8", *args)
#
# Black
#
@nox.session
def blacken(session: nox.sessions.Session) -> None:
session.install("black")
python_files = [path for path in os.listdir(".") if path.endswith(".py")]
session.run("black", *python_files)
#
# Sample Tests
#
PYTEST_COMMON_ARGS = ["--junitxml=sponge_log.xml"]
def _session_tests(
session: nox.sessions.Session, post_install: Callable = None
) -> None:
# check for presence of tests
test_list = glob.glob("*_test.py") + glob.glob("test_*.py")
test_list.extend(glob.glob("tests"))
if len(test_list) == 0:
print("No tests found, skipping directory.")
return
if TEST_CONFIG["pip_version_override"]:
pip_version = TEST_CONFIG["pip_version_override"]
session.install(f"pip=={pip_version}")
"""Runs py.test for a particular project."""
concurrent_args = []
if os.path.exists("requirements.txt"):
if os.path.exists("constraints.txt"):
session.install("-r", "requirements.txt", "-c", "constraints.txt")
else:
session.install("-r", "requirements.txt")
with open("requirements.txt") as rfile:
packages = rfile.read()
if os.path.exists("requirements-test.txt"):
if os.path.exists("constraints-test.txt"):
session.install(
"-r", "requirements-test.txt", "-c", "constraints-test.txt"
)
else:
session.install("-r", "requirements-test.txt")
with open("requirements-test.txt") as rtfile:
packages += rtfile.read()
if INSTALL_LIBRARY_FROM_SOURCE:
session.install("-e", _get_repo_root())
if post_install:
post_install(session)
if "pytest-parallel" in packages:
concurrent_args.extend(['--workers', 'auto', '--tests-per-worker', 'auto'])
elif "pytest-xdist" in packages:
concurrent_args.extend(['-n', 'auto'])
session.run(
"pytest",
*(PYTEST_COMMON_ARGS + session.posargs + concurrent_args),
# Pytest will return 5 when no tests are collected. This can happen
# on travis where slow and flaky tests are excluded.
# See http://doc.pytest.org/en/latest/_modules/_pytest/main.html
success_codes=[0, 5],
env=get_pytest_env_vars(),
)
@nox.session(python=ALL_VERSIONS)
def py(session: nox.sessions.Session) -> None:
"""Runs py.test for a sample using the specified version of Python."""
if session.python in TESTED_VERSIONS:
_session_tests(session)
else:
session.skip(
"SKIPPED: {} tests are disabled for this sample.".format(session.python)
)
#
# Readmegen
#
def _get_repo_root() -> Optional[str]:
"""Returns the root folder of the project."""
# Get root of this repository.
# Assume we don't have directories nested deeper than 10 items.
p = Path(os.getcwd())
for i in range(10):
if p is None:
break
if Path(p / ".git").exists():
return str(p)
p = p.parent
raise Exception("Unable to detect repository root.")
GENERATED_READMES = sorted([x for x in Path(".").rglob("*.rst.in")])
@nox.session
@nox.parametrize("path", GENERATED_READMES)
def readmegen(session: nox.sessions.Session, path: str) -> None:
"""(Re-)generates the readme for a sample."""
session.install("jinja2", "pyyaml")
dir_ = os.path.dirname(path)
if os.path.exists(os.path.join(dir_, "requirements.txt")):
session.install("-r", os.path.join(dir_, "requirements.txt"))
in_file = os.path.join(dir_, "README.rst.in")
session.run(
"python", _get_repo_root() + "/scripts/readme-gen/readme_gen.py", in_file
)