From dea4b9019371720d81b37245f24abbbc3107e0fc Mon Sep 17 00:00:00 2001 From: Bernie Hackett Date: Wed, 13 Jan 2021 20:04:16 -0800 Subject: [PATCH] PYTHON-2133 Drop install support for Python 2 --- .evergreen/config.yml | 19 -- .travis.yml | 2 - MANIFEST.in | 1 - README.rst | 15 +- RELEASE.rst | 16 +- cdecimal_test.py | 66 ------ doc/atlas.rst | 27 +-- doc/compatibility-policy.rst | 16 +- doc/installation.rst | 108 ++------- ez_setup.py | 414 ----------------------------------- setup.py | 122 ++++------- 11 files changed, 72 insertions(+), 734 deletions(-) delete mode 100644 cdecimal_test.py delete mode 100644 ez_setup.py diff --git a/.evergreen/config.yml b/.evergreen/config.yml index 6a6af56c0..408a210d9 100644 --- a/.evergreen/config.yml +++ b/.evergreen/config.yml @@ -349,16 +349,6 @@ functions: ${PREPARE_SHELL} PYTHON_BINARY=${PYTHON_BINARY} PROJECT_DIRECTORY=${PROJECT_DIRECTORY} sh ${PROJECT_DIRECTORY}/.evergreen/run-mockupdb-tests.sh - "run cdecimal tests": - - command: shell.exec - type: test - params: - working_dir: "src" - script: | - set -o xtrace - ${PREPARE_SHELL} - PYTHON_BINARY=${PYTHON_BINARY} sh ${PROJECT_DIRECTORY}/.evergreen/run-cdecimal-tests.sh - "run doctests": - command: shell.exec type: test @@ -1179,15 +1169,6 @@ tasks: TOPOLOGY: "replica_set" - func: "run mod_wsgi tests" - - name: "cdecimal" - tags: ["cdecimal"] - commands: - - func: "bootstrap mongo-orchestration" - vars: - VERSION: "latest" - TOPOLOGY: "server" - - func: "run cdecimal tests" - - name: "no-server" tags: ["no-server"] commands: diff --git a/.travis.yml b/.travis.yml index 5dd72f6da..585f3c28d 100644 --- a/.travis.yml +++ b/.travis.yml @@ -1,13 +1,11 @@ language: python python: - - 2.7 - 3.4 - 3.5 - 3.6 - 3.7 - 3.8 - - pypy - pypy3.5 services: diff --git a/MANIFEST.in b/MANIFEST.in index 5b8d2a565..d017d16ab 100644 --- a/MANIFEST.in +++ b/MANIFEST.in @@ -1,7 +1,6 @@ include README.rst include LICENSE include THIRD-PARTY-NOTICES -include ez_setup.py recursive-include doc *.rst recursive-include doc *.py recursive-include doc *.conf diff --git a/README.rst b/README.rst index 4cb6658df..0341ae44b 100644 --- a/README.rst +++ b/README.rst @@ -89,7 +89,7 @@ is incompatible with PyMongo. Dependencies ============ -PyMongo supports CPython 2.7, 3.4+, PyPy, and PyPy3.5+. +PyMongo supports CPython 3.4+ and PyPy3.5+. Optional dependencies: @@ -119,9 +119,6 @@ PyMongo:: $ python -m pip install pymongo[tls] -.. note:: Users of Python versions older than 2.7.9 will also - receive the dependencies for OCSP when using the tls extra. - OCSP (Online Certificate Status Protocol) requires `PyOpenSSL `_, `requests `_ and `service_identity @@ -149,16 +146,6 @@ command:: $ python -m pip install pymongo[gssapi,aws,ocsp,snappy,srv,tls,zstd,encryption] -Other optional packages: - -- `backports.pbkdf2 `_, - improves authentication performance with SCRAM-SHA-1 and SCRAM-SHA-256. - It especially improves performance on Python versions older than 2.7.8. -- `monotonic `_ adds support for - a monotonic clock, which improves reliability in environments - where clock adjustments are frequent. Not needed in Python 3. - - Additional dependencies are: - (to generate documentation) sphinx_ diff --git a/RELEASE.rst b/RELEASE.rst index b99c95515..220908084 100644 --- a/RELEASE.rst +++ b/RELEASE.rst @@ -33,10 +33,10 @@ Doing a Release 1. PyMongo is tested on Evergreen. Ensure the latest commit are passing CI as expected: https://evergreen.mongodb.com/waterfall/mongo-python-driver. - To test locally, ``python setup.py test`` will build the C extensions and - test. ``python tools/clean.py`` will remove the extensions, - and then ``python setup.py --no_ext test`` will run the tests without - them. You can also run the doctests: ``python setup.py doc -t``. + To test locally, ``python3 setup.py test`` will build the C extensions and + test. ``python3 tools/clean.py`` will remove the extensions, + and then ``python3 setup.py --no_ext test`` will run the tests without + them. You can also run the doctests: ``python3 setup.py doc -t``. 2. Check Jira to ensure all the tickets in this version have been completed. @@ -63,17 +63,11 @@ Doing a Release the next steps let's assume we unpacked these files into the following paths:: $ ls path/to/manylinux - pymongo--cp27-cp27m-manylinux1_i686.whl - ... pymongo--cp38-cp38-manylinux2014_x86_64.whl - $ ls path/to/mac/ - pymongo--cp27-cp27m-macosx_10_14_intel.whl ... - pymongo--py2.7-macosx-10.14-intel.egg $ ls path/to/windows/ - pymongo--cp27-cp27m-win32.whl - ... pymongo--cp38-cp38-win_amd64.whl + ... 10. Build the source distribution:: diff --git a/cdecimal_test.py b/cdecimal_test.py deleted file mode 100644 index 88262ffd9..000000000 --- a/cdecimal_test.py +++ /dev/null @@ -1,66 +0,0 @@ -# Copyright 2017 MongoDB, Inc. -# -# 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. - -"""Test PyMongo with cdecimal monkey-patched over stdlib decimal.""" - -import getopt -import sys - -try: - import cdecimal - _HAVE_CDECIMAL = True -except ImportError: - _HAVE_CDECIMAL = False - - -def run(args): - """Run tests with cdecimal monkey-patched over stdlib decimal.""" - # Monkey-patch. - sys.modules['decimal'] = cdecimal - - # Run the tests. - sys.argv[:] = ['setup.py', 'test'] + list(args) - import setup - - -def main(): - """Parse options and run tests.""" - usage = """python %s - -Test PyMongo with cdecimal monkey-patched over decimal.""" % (sys.argv[0],) - - try: - opts, args = getopt.getopt( - sys.argv[1:], "h", ["help"]) - except getopt.GetoptError as err: - print(str(err)) - print(usage) - sys.exit(2) - - for option_name, _ in opts: - if option_name in ("-h", "--help"): - print(usage) - sys.exit() - else: - assert False, "unhandled option" - - if not _HAVE_CDECIMAL: - print("The cdecimal package is not installed.") - sys.exit(1) - - run(args) # Command line args to setup.py, like what test to run. - - -if __name__ == '__main__': - main() diff --git a/doc/atlas.rst b/doc/atlas.rst index 59605b58e..0a64b294c 100644 --- a/doc/atlas.rst +++ b/doc/atlas.rst @@ -7,32 +7,7 @@ Atlas to :class:`~pymongo.mongo_client.MongoClient`:: client = pymongo.MongoClient() -Connections to Atlas require TLS/SSL. For connections using TLS/SSL, PyMongo -may require third party dependencies as determined by your version of Python. -With PyMongo 3.3+, you can install PyMongo 3.3+ and any TLS/SSL-related -dependencies using the following pip command:: - - $ python -m pip install pymongo[tls] - -Starting with PyMongo 3.11 this installs `PyOpenSSL -`_, `requests`_ -and `service_identity -`_ -for users of Python versions older than 2.7.9. PyOpenSSL supports SNI for these -old Python versions, allowing applictions to connect to Altas free and shared -tier instances. - -Earlier versions of PyMongo require you to manually install the dependencies. -For a list of TLS/SSL-related dependencies, see :doc:`examples/tls`. - -.. note:: Connecting to Atlas "Free Tier" or "Shared Cluster" instances - requires Server Name Indication (SNI) support. SNI support requires CPython - 2.7.9 / PyPy 2.5.1 or newer or PyMongo 3.11+ with PyOpenSSL. - To check if your version of Python supports SNI run the following command:: - - $ python -c "import ssl; print(getattr(ssl, 'HAS_SNI', False))" - - You should see "True". +Connections to Atlas require TLS/SSL. .. warning:: Industry best practices recommend, and some regulations require, the use of TLS 1.1 or newer. Though no application changes are required for diff --git a/doc/compatibility-policy.rst b/doc/compatibility-policy.rst index 08c5d5793..ed22c9735 100644 --- a/doc/compatibility-policy.rst +++ b/doc/compatibility-policy.rst @@ -18,9 +18,9 @@ effort to release at least one minor version that *deprecates* it. We add `DeprecationWarning`_. You can ensure your code is future-proof by running your code with the latest PyMongo release and looking for DeprecationWarnings. -Starting with Python 2.7, the interpreter silences DeprecationWarnings by -default. For example, the following code uses the deprecated ``insert`` -method but does not raise any warning: +The interpreter silences DeprecationWarnings by default. For example, the +following code uses the deprecated ``insert`` method but does not raise any +warning: .. code-block:: python @@ -32,13 +32,13 @@ method but does not raise any warning: To print deprecation warnings to stderr, run python with "-Wd":: - $ python -Wd insert.py + $ python3 -Wd insert.py insert.py:4: DeprecationWarning: insert is deprecated. Use insert_one or insert_many instead. client.test.test.insert({}) You can turn warnings into exceptions with "python -We":: - $ python -We insert.py + $ python3 -We insert.py Traceback (most recent call last): File "insert.py", line 4, in client.test.test.insert({}) @@ -55,8 +55,8 @@ deprecated PyMongo features. .. _semantic versioning: http://semver.org/ .. _DeprecationWarning: - https://docs.python.org/2/library/exceptions.html#exceptions.DeprecationWarning + https://docs.python.org/3/library/exceptions.html#DeprecationWarning -.. _the warnings module: https://docs.python.org/2/library/warnings.html +.. _the warnings module: https://docs.python.org/3/library/warnings.html -.. _the -W command line option: https://docs.python.org/2/using/cmdline.html#cmdoption-W +.. _the -W command line option: https://docs.python.org/3/using/cmdline.html#cmdoption-w diff --git a/doc/installation.rst b/doc/installation.rst index f9f01a671..ea437aa4b 100644 --- a/doc/installation.rst +++ b/doc/installation.rst @@ -15,37 +15,20 @@ Installing with pip We recommend using `pip `_ to install pymongo on all platforms:: - $ python -m pip install pymongo + $ python3 -m pip install pymongo To get a specific version of pymongo:: - $ python -m pip install pymongo==3.5.1 + $ python3 -m pip install pymongo==3.5.1 To upgrade using pip:: - $ python -m pip install --upgrade pymongo - -.. note:: - pip does not support installing python packages in .egg format. If you would - like to install PyMongo from a .egg provided on pypi use easy_install - instead. - -Installing with easy_install ----------------------------- - -To use ``easy_install`` from -`setuptools `_ do:: - - $ python -m easy_install pymongo - -To upgrade do:: - - $ python -m easy_install -U pymongo + $ python3 -m pip install --upgrade pymongo Dependencies ------------ -PyMongo supports CPython 2.7, 3.4+, PyPy, and PyPy3.5+. +PyMongo supports CPython 3.4+ and PyPy3.5+. Optional dependencies: @@ -54,66 +37,44 @@ GSSAPI authentication requires `pykerberos `_ on Windows. The correct dependency can be installed automatically along with PyMongo:: - $ python -m pip install pymongo[gssapi] + $ python3 -m pip install pymongo[gssapi] :ref:`MONGODB-AWS` authentication requires `pymongo-auth-aws `_:: - $ python -m pip install pymongo[aws] + $ python3 -m pip install pymongo[aws] Support for mongodb+srv:// URIs requires `dnspython `_:: - $ python -m pip install pymongo[srv] - -TLS / SSL support may require `ipaddress -`_ and `certifi -`_ or `wincertstore -`_ depending on the Python -version in use. The necessary dependencies can be installed along with -PyMongo:: - - $ python -m pip install pymongo[tls] - -.. note:: Users of Python versions older than 2.7.9 will also - receive the dependencies for OCSP when using the tls extra. + $ python3 -m pip install pymongo[srv] :ref:`OCSP` requires `PyOpenSSL `_, `requests `_ and `service_identity `_:: - $ python -m pip install pymongo[ocsp] + $ python3 -m pip install pymongo[ocsp] Wire protocol compression with snappy requires `python-snappy `_:: - $ python -m pip install pymongo[snappy] + $ python3 -m pip install pymongo[snappy] Wire protocol compression with zstandard requires `zstandard `_:: - $ python -m pip install pymongo[zstd] + $ python3 -m pip install pymongo[zstd] :ref:`Client-Side Field Level Encryption` requires `pymongocrypt `_:: - $ python -m pip install pymongo[encryption] + $ python3 -m pip install pymongo[encryption] You can install all dependencies automatically with the following command:: - $ python -m pip install pymongo[gssapi,aws,ocsp,snappy,srv,tls,zstd,encryption] - -Other optional packages: - -- `backports.pbkdf2 `_, - improves authentication performance with SCRAM-SHA-1 and SCRAM-SHA-256. - It especially improves performance on Python versions older than 2.7.8. -- `monotonic `_ adds support for - a monotonic clock, which improves reliability in environments - where clock adjustments are frequent. Not needed in Python 3. - + $ python3 -m pip install pymongo[gssapi,aws,ocsp,snappy,srv,zstd,encryption] Installing from source ---------------------- @@ -124,7 +85,7 @@ latest source from GitHub and install the driver from the resulting tree:: $ git clone git://github.com/mongodb/mongo-python-driver.git pymongo $ cd pymongo/ - $ python setup.py install + $ python3 setup.py install Installing from source on Unix .............................. @@ -172,9 +133,8 @@ See `http://bugs.python.org/issue11623 `_ for a more detailed explanation. **Lion (10.7) and newer** - PyMongo's C extensions can be built against -versions of Python 2.7 >= 2.7.4 or Python 3.4+ downloaded from -python.org. In all cases Xcode must be installed with 'UNIX Development -Support'. +versions of Python 3.4+ downloaded from python.org. In all cases Xcode must be +installed with 'UNIX Development Support'. **Xcode 5.1**: Starting with version 5.1 the version of clang that ships with Xcode throws an error when it encounters compiler flags it doesn't recognize. @@ -209,8 +169,7 @@ requirements apply to both CPython and ActiveState's ActivePython: For Python 3.5 and newer install Visual Studio 2015. For Python 3.4 install Visual Studio 2010. You must use the full version of Visual Studio 2010 as Visual C++ Express does not provide 64-bit compilers. Make sure that -you check the "x64 Compilers and Tools" option under Visual C++. For Python 2.7 -install the `Microsoft Visual C++ Compiler for Python 2.7`_. +you check the "x64 Compilers and Tools" option under Visual C++. 32-bit Windows ~~~~~~~~~~~~~~ @@ -219,10 +178,6 @@ For Python 3.5 and newer install Visual Studio 2015. For Python 3.4 install Visual C++ 2010 Express. -For Python 2.7 install the `Microsoft Visual C++ Compiler for Python 2.7`_ - -.. _`Microsoft Visual C++ Compiler for Python 2.7`: https://www.microsoft.com/en-us/download/details.aspx?id=44266 - .. _install-no-c: Installing Without C Extensions @@ -237,34 +192,7 @@ If you wish to install PyMongo without the C extensions, even if the extensions build properly, it can be done using a command line option to *setup.py*:: - $ python setup.py --no_ext install - -Building PyMongo egg Packages ------------------------------ - -Some organizations do not allow compilers and other build tools on production -systems. To install PyMongo on these systems with C extensions you may need to -build custom egg packages. Make sure that you have installed the dependencies -listed above for your operating system then run the following command in the -PyMongo source directory:: - - $ python setup.py bdist_egg - -The egg package can be found in the dist/ subdirectory. The file name will -resemble “pymongo-3.6-py2.7-linux-x86_64.egg” but may have a different name -depending on your platform and the version of python you use to compile. - -.. warning:: - - These “binary distributions,” will only work on systems that resemble the - environment on which you built the package. In other words, ensure that - operating systems and versions of Python and architecture (i.e. “32” or “64” - bit) match. - -Copy this file to the target system and issue the following command to install the -package:: - - $ sudo python -m easy_install pymongo-3.6-py2.7-linux-x86_64.egg + $ python3 setup.py --no_ext install Installing a beta or release candidate -------------------------------------- @@ -275,4 +203,4 @@ but can be found on the `GitHub tags page `_. They can be installed by passing the full URL for the tag to pip:: - $ python -m pip install https://github.com/mongodb/mongo-python-driver/archive/3.11.0rc0.tar.gz + $ python3 -m pip install https://github.com/mongodb/mongo-python-driver/archive/3.11.0rc0.tar.gz diff --git a/ez_setup.py b/ez_setup.py deleted file mode 100644 index 800c31ef6..000000000 --- a/ez_setup.py +++ /dev/null @@ -1,414 +0,0 @@ -#!/usr/bin/env python - -""" -Setuptools bootstrapping installer. - -Maintained at https://github.com/pypa/setuptools/tree/bootstrap. - -Run this script to install or upgrade setuptools. - -This method is DEPRECATED. Check https://github.com/pypa/setuptools/issues/581 for more details. -""" - -import os -import shutil -import sys -import tempfile -import zipfile -import optparse -import subprocess -import platform -import textwrap -import contextlib - -from distutils import log - -try: - from urllib.request import urlopen -except ImportError: - from urllib2 import urlopen - -try: - from site import USER_SITE -except ImportError: - USER_SITE = None - -# 33.1.1 is the last version that supports setuptools self upgrade/installation. -DEFAULT_VERSION = "33.1.1" -DEFAULT_URL = "https://pypi.io/packages/source/s/setuptools/" -DEFAULT_SAVE_DIR = os.curdir -DEFAULT_DEPRECATION_MESSAGE = "ez_setup.py is deprecated and when using it setuptools will be pinned to {0} since it's the last version that supports setuptools self upgrade/installation, check https://github.com/pypa/setuptools/issues/581 for more info; use pip to install setuptools" - -MEANINGFUL_INVALID_ZIP_ERR_MSG = 'Maybe {0} is corrupted, delete it and try again.' - -log.warn(DEFAULT_DEPRECATION_MESSAGE.format(DEFAULT_VERSION)) - - -def _python_cmd(*args): - """ - Execute a command. - - Return True if the command succeeded. - """ - args = (sys.executable,) + args - return subprocess.call(args) == 0 - - -def _install(archive_filename, install_args=()): - """Install Setuptools.""" - with archive_context(archive_filename): - # installing - log.warn('Installing Setuptools') - if not _python_cmd('setup.py', 'install', *install_args): - log.warn('Something went wrong during the installation.') - log.warn('See the error message above.') - # exitcode will be 2 - return 2 - - -def _build_egg(egg, archive_filename, to_dir): - """Build Setuptools egg.""" - with archive_context(archive_filename): - # building an egg - log.warn('Building a Setuptools egg in %s', to_dir) - _python_cmd('setup.py', '-q', 'bdist_egg', '--dist-dir', to_dir) - # returning the result - log.warn(egg) - if not os.path.exists(egg): - raise IOError('Could not build the egg.') - - -class ContextualZipFile(zipfile.ZipFile): - - """Supplement ZipFile class to support context manager for Python 2.6.""" - - def __enter__(self): - return self - - def __exit__(self, type, value, traceback): - self.close() - - def __new__(cls, *args, **kwargs): - """Construct a ZipFile or ContextualZipFile as appropriate.""" - if hasattr(zipfile.ZipFile, '__exit__'): - return zipfile.ZipFile(*args, **kwargs) - return super(ContextualZipFile, cls).__new__(cls) - - -@contextlib.contextmanager -def archive_context(filename): - """ - Unzip filename to a temporary directory, set to the cwd. - - The unzipped target is cleaned up after. - """ - tmpdir = tempfile.mkdtemp() - log.warn('Extracting in %s', tmpdir) - old_wd = os.getcwd() - try: - os.chdir(tmpdir) - try: - with ContextualZipFile(filename) as archive: - archive.extractall() - except zipfile.BadZipfile as err: - if not err.args: - err.args = ('', ) - err.args = err.args + ( - MEANINGFUL_INVALID_ZIP_ERR_MSG.format(filename), - ) - raise - - # going in the directory - subdir = os.path.join(tmpdir, os.listdir(tmpdir)[0]) - os.chdir(subdir) - log.warn('Now working in %s', subdir) - yield - - finally: - os.chdir(old_wd) - shutil.rmtree(tmpdir) - - -def _do_download(version, download_base, to_dir, download_delay): - """Download Setuptools.""" - py_desig = 'py{sys.version_info[0]}.{sys.version_info[1]}'.format(sys=sys) - tp = 'setuptools-{version}-{py_desig}.egg' - egg = os.path.join(to_dir, tp.format(**locals())) - if not os.path.exists(egg): - archive = download_setuptools(version, download_base, - to_dir, download_delay) - _build_egg(egg, archive, to_dir) - sys.path.insert(0, egg) - - # Remove previously-imported pkg_resources if present (see - # https://bitbucket.org/pypa/setuptools/pull-request/7/ for details). - if 'pkg_resources' in sys.modules: - _unload_pkg_resources() - - import setuptools - setuptools.bootstrap_install_from = egg - - -def use_setuptools( - version=DEFAULT_VERSION, download_base=DEFAULT_URL, - to_dir=DEFAULT_SAVE_DIR, download_delay=15): - """ - Ensure that a setuptools version is installed. - - Return None. Raise SystemExit if the requested version - or later cannot be installed. - """ - to_dir = os.path.abspath(to_dir) - - # prior to importing, capture the module state for - # representative modules. - rep_modules = 'pkg_resources', 'setuptools' - imported = set(sys.modules).intersection(rep_modules) - - try: - import pkg_resources - pkg_resources.require("setuptools>=" + version) - # a suitable version is already installed - return - except ImportError: - # pkg_resources not available; setuptools is not installed; download - pass - except pkg_resources.DistributionNotFound: - # no version of setuptools was found; allow download - pass - except pkg_resources.VersionConflict as VC_err: - if imported: - _conflict_bail(VC_err, version) - - # otherwise, unload pkg_resources to allow the downloaded version to - # take precedence. - del pkg_resources - _unload_pkg_resources() - - return _do_download(version, download_base, to_dir, download_delay) - - -def _conflict_bail(VC_err, version): - """ - Setuptools was imported prior to invocation, so it is - unsafe to unload it. Bail out. - """ - conflict_tmpl = textwrap.dedent(""" - The required version of setuptools (>={version}) is not available, - and can't be installed while this script is running. Please - install a more recent version first, using - 'easy_install -U setuptools'. - - (Currently using {VC_err.args[0]!r}) - """) - msg = conflict_tmpl.format(**locals()) - sys.stderr.write(msg) - sys.exit(2) - - -def _unload_pkg_resources(): - sys.meta_path = [ - importer - for importer in sys.meta_path - if importer.__class__.__module__ != 'pkg_resources.extern' - ] - del_modules = [ - name for name in sys.modules - if name.startswith('pkg_resources') - ] - for mod_name in del_modules: - del sys.modules[mod_name] - - -def _clean_check(cmd, target): - """ - Run the command to download target. - - If the command fails, clean up before re-raising the error. - """ - try: - subprocess.check_call(cmd) - except subprocess.CalledProcessError: - if os.access(target, os.F_OK): - os.unlink(target) - raise - - -def download_file_powershell(url, target): - """ - Download the file at url to target using Powershell. - - Powershell will validate trust. - Raise an exception if the command cannot complete. - """ - target = os.path.abspath(target) - ps_cmd = ( - "[System.Net.WebRequest]::DefaultWebProxy.Credentials = " - "[System.Net.CredentialCache]::DefaultCredentials; " - '(new-object System.Net.WebClient).DownloadFile("%(url)s", "%(target)s")' - % locals() - ) - cmd = [ - 'powershell', - '-Command', - ps_cmd, - ] - _clean_check(cmd, target) - - -def has_powershell(): - """Determine if Powershell is available.""" - if platform.system() != 'Windows': - return False - cmd = ['powershell', '-Command', 'echo test'] - with open(os.path.devnull, 'wb') as devnull: - try: - subprocess.check_call(cmd, stdout=devnull, stderr=devnull) - except Exception: - return False - return True -download_file_powershell.viable = has_powershell - - -def download_file_curl(url, target): - cmd = ['curl', url, '--location', '--silent', '--output', target] - _clean_check(cmd, target) - - -def has_curl(): - cmd = ['curl', '--version'] - with open(os.path.devnull, 'wb') as devnull: - try: - subprocess.check_call(cmd, stdout=devnull, stderr=devnull) - except Exception: - return False - return True -download_file_curl.viable = has_curl - - -def download_file_wget(url, target): - cmd = ['wget', url, '--quiet', '--output-document', target] - _clean_check(cmd, target) - - -def has_wget(): - cmd = ['wget', '--version'] - with open(os.path.devnull, 'wb') as devnull: - try: - subprocess.check_call(cmd, stdout=devnull, stderr=devnull) - except Exception: - return False - return True -download_file_wget.viable = has_wget - - -def download_file_insecure(url, target): - """Use Python to download the file, without connection authentication.""" - src = urlopen(url) - try: - # Read all the data in one block. - data = src.read() - finally: - src.close() - - # Write all the data in one block to avoid creating a partial file. - with open(target, "wb") as dst: - dst.write(data) -download_file_insecure.viable = lambda: True - - -def get_best_downloader(): - downloaders = ( - download_file_powershell, - download_file_curl, - download_file_wget, - download_file_insecure, - ) - viable_downloaders = (dl for dl in downloaders if dl.viable()) - return next(viable_downloaders, None) - - -def download_setuptools( - version=DEFAULT_VERSION, download_base=DEFAULT_URL, - to_dir=DEFAULT_SAVE_DIR, delay=15, - downloader_factory=get_best_downloader): - """ - Download setuptools from a specified location and return its filename. - - `version` should be a valid setuptools version number that is available - as an sdist for download under the `download_base` URL (which should end - with a '/'). `to_dir` is the directory where the egg will be downloaded. - `delay` is the number of seconds to pause before an actual download - attempt. - - ``downloader_factory`` should be a function taking no arguments and - returning a function for downloading a URL to a target. - """ - # making sure we use the absolute path - to_dir = os.path.abspath(to_dir) - zip_name = "setuptools-%s.zip" % version - url = download_base + zip_name - saveto = os.path.join(to_dir, zip_name) - if not os.path.exists(saveto): # Avoid repeated downloads - log.warn("Downloading %s", url) - downloader = downloader_factory() - downloader(url, saveto) - return os.path.realpath(saveto) - - -def _build_install_args(options): - """ - Build the arguments to 'python setup.py install' on the setuptools package. - - Returns list of command line arguments. - """ - return ['--user'] if options.user_install else [] - - -def _parse_args(): - """Parse the command line for options.""" - parser = optparse.OptionParser() - parser.add_option( - '--user', dest='user_install', action='store_true', default=False, - help='install in user site package') - parser.add_option( - '--download-base', dest='download_base', metavar="URL", - default=DEFAULT_URL, - help='alternative URL from where to download the setuptools package') - parser.add_option( - '--insecure', dest='downloader_factory', action='store_const', - const=lambda: download_file_insecure, default=get_best_downloader, - help='Use internal, non-validating downloader' - ) - parser.add_option( - '--version', help="Specify which version to download", - default=DEFAULT_VERSION, - ) - parser.add_option( - '--to-dir', - help="Directory to save (and re-use) package", - default=DEFAULT_SAVE_DIR, - ) - options, args = parser.parse_args() - # positional arguments are ignored - return options - - -def _download_args(options): - """Return args for download_setuptools function from cmdline args.""" - return dict( - version=options.version, - download_base=options.download_base, - downloader_factory=options.downloader_factory, - to_dir=options.to_dir, - ) - - -def main(): - """Install or upgrade setuptools and EasyInstall.""" - options = _parse_args() - archive = download_setuptools(**_download_args(options)) - return _install(archive, _build_install_args(options)) - -if __name__ == '__main__': - sys.exit(main()) diff --git a/setup.py b/setup.py index b92104045..dc54b0704 100755 --- a/setup.py +++ b/setup.py @@ -5,8 +5,8 @@ import sys import warnings -if sys.version_info[:2] < (2, 7): - raise RuntimeError("Python version >= 2.7 required.") +if sys.version_info[:2] < (3, 4): + raise RuntimeError("Python version >= 3.4 required.") # Hack to silence atexit traceback in some Python versions @@ -15,14 +15,7 @@ try: except ImportError: pass -# Don't force people to install setuptools unless -# we have to. -try: - from setuptools import setup, __version__ as _setuptools_version -except ImportError: - from ez_setup import use_setuptools - use_setuptools() - from setuptools import setup, __version__ as _setuptools_version +from setuptools import setup, __version__ as _setuptools_version from distutils.cmd import Command from distutils.command.build_ext import build_ext @@ -152,45 +145,45 @@ class doc(Command): raise RuntimeError( "You must install Sphinx to build or test the documentation.") - if sys.version_info[0] >= 3: - import doctest - from doctest import OutputChecker as _OutputChecker + # TODO: Convert all the docs to Python 3 and delete all this. + import doctest + from doctest import OutputChecker as _OutputChecker - # Match u or U (possibly followed by r or R), removing it. - # r/R can follow u/U but not precede it. Don't match the - # single character string 'u' or 'U'. - _u_literal_re = re.compile( - r"(\W|^)(?=1.16.0,<2.0.0"], } -# https://jira.mongodb.org/browse/PYTHON-2117 -# Environment marker support didn't settle down until version 20.10 -# https://setuptools.readthedocs.io/en/latest/history.html#v20-10-0 -_use_env_markers = tuple(map(int, _setuptools_version.split('.')[:2])) > (20, 9) - -# TLS and DNS extras -# We install PyOpenSSL and service_identity for Python < 2.7.9 to -# get support for SNI, which is required to connection to Altas -# free and shared tier. -if sys.version_info[0] == 2: - if _use_env_markers: - # For building wheels on Python versions >= 2.7.9 - for req in pyopenssl_reqs: - extras_require['tls'].append( - "%s ; python_full_version < '2.7.9'" % (req,)) - if sys.platform == 'win32': - extras_require['tls'].append( - "wincertstore>=0.2 ; python_full_version < '2.7.9'") - else: - extras_require['tls'].append( - "certifi ; python_full_version < '2.7.9'") - elif sys.version_info < (2, 7, 9): - # For installing from source or egg files on Python versions - # older than 2.7.9, or systems that have setuptools versions - # older than 20.10. - extras_require['tls'].extend(pyopenssl_reqs) - if sys.platform == 'win32': - extras_require['tls'].append("wincertstore>=0.2") - else: - extras_require['tls'].append("certifi") - extras_require.update({'srv': ["dnspython>=1.16.0,<1.17.0"]}) - extras_require.update({'tls': ["ipaddress"]}) -else: - extras_require.update({'srv': ["dnspython>=1.16.0,<2.0.0"]}) - # GSSAPI extras if sys.platform == 'win32': extras_require['gssapi'] = ["winkerberos>=0.5.0"] @@ -404,7 +362,7 @@ setup( keywords=["mongo", "mongodb", "pymongo", "gridfs", "bson"], install_requires=[], license="Apache License, Version 2.0", - python_requires=">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*", + python_requires=">=3.4", classifiers=[ "Development Status :: 5 - Production/Stable", "Intended Audience :: Developers", @@ -412,8 +370,6 @@ setup( "Operating System :: MacOS :: MacOS X", "Operating System :: Microsoft :: Windows", "Operating System :: POSIX", - "Programming Language :: Python :: 2", - "Programming Language :: Python :: 2.7", "Programming Language :: Python :: 3", "Programming Language :: Python :: 3.4", "Programming Language :: Python :: 3.5",