cloudformation-cli
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aws-cloudformation
*cfn init* fails with unhandled ContextualVersionConflict for MarkupSafe
Abstract
After having installed Cloudformation CLI as per docs:
pip3 install cloudformation-cli cloudformation-cli-java-plugin cloudformation-cli-go-plugin cloudformation-cli-python-plugin cloudformation-cli-typescript-plugin
I am encountering an unhandled exception. details to follow.
Deep Dive
$ python3 -m venv .venv
$ source .venv/bin/activate
(.venv) $ pip3 install cloudformation-cli cloudformation-cli-java-plugin clo
udformation-cli-go-plugin cloudformation-cli-python-plugin cloudformation-cli-typescript-plugin
Collecting cloudformation-cli
Using cached cloudformation_cli-0.2.25-py3-none-any.whl (115 kB)
Collecting cloudformation-cli-java-plugin
Using cached cloudformation_cli_java_plugin-2.0.12-py3-none-any.whl (68 kB)
Collecting cloudformation-cli-go-plugin
Using cached cloudformation_cli_go_plugin-2.0.4-py3-none-any.whl (15 kB)
Collecting cloudformation-cli-python-plugin
Using cached cloudformation_cli_python_plugin-2.1.5-py3-none-any.whl (20 kB)
Collecting cloudformation-cli-typescript-plugin
Using cached cloudformation_cli_typescript_plugin-1.0.1-py3-none-any.whl (18 kB)
Collecting hypothesis>=4.32
Using cached hypothesis-6.54.4-py3-none-any.whl (390 kB)
Collecting colorama>=0.4.1
Downloading colorama-0.4.5-py2.py3-none-any.whl (16 kB)
Collecting PyYAML<6.0,>=5.1
Downloading PyYAML-5.4.1-cp38-cp38-manylinux1_x86_64.whl (662 kB)
|████████████████████████████████| 662 kB 8.4 MB/s
Collecting Jinja2==2.11.3
Using cached Jinja2-2.11.3-py2.py3-none-any.whl (125 kB)
Collecting markupsafe==2.0.1
Using cached MarkupSafe-2.0.1-cp38-cp38-manylinux2010_x86_64.whl (30 kB)
Collecting pytest>=4.5.0
Using cached pytest-7.1.2-py3-none-any.whl (297 kB)
Collecting ordered-set>=4.0.2
Using cached ordered_set-4.1.0-py3-none-any.whl (7.6 kB)
Collecting pytest-localserver>=0.5.0
Using cached pytest_localserver-0.7.0-py3-none-any.whl (19 kB)
Collecting cfn-flip>=1.2.3
Using cached cfn_flip-1.3.0-py3-none-any.whl (21 kB)
Collecting boto3>=1.10.20
Using cached boto3-1.24.63-py3-none-any.whl (132 kB)
Collecting jsonschema<4.0,>=3.0.1
Downloading jsonschema-3.2.0-py2.py3-none-any.whl (56 kB)
|████████████████████████████████| 56 kB 2.3 MB/s
Collecting cfn-lint>=0.43.0
Using cached cfn_lint-0.63.2-py3-none-any.whl (9.0 MB)
Collecting docker>=4.3.1
Using cached docker-6.0.0-py3-none-any.whl (147 kB)
Collecting Werkzeug>=0.15
Using cached Werkzeug-2.2.2-py3-none-any.whl (232 kB)
Processing /home/user/.cache/pip/wheels/45/24/5f/e04b86d3fb09ba980e1ad80697dc17adc5d456a0ae746176f0/nested_lookup-0.2.25-py3-none-any.whl
Collecting pytest-random-order>=1.0.4
Using cached pytest_random_order-1.0.4-py3-none-any.whl (10 kB)
Collecting requests>=2.22
Downloading requests-2.28.1-py3-none-any.whl (62 kB)
|████████████████████████████████| 62 kB 300 kB/s
Collecting semver>=2.9.0
Using cached semver-2.13.0-py2.py3-none-any.whl (12 kB)
Collecting types-dataclasses>=0.1.5
Using cached types_dataclasses-0.6.6-py3-none-any.whl (2.9 kB)
Processing /home/user/.cache/pip/wheels/d5/50/ed/bd3a28b4c2c42777685d876d17fcaee69fcbc2d15cd7382af2/zipfile38-0.0.3-py3-none-any.whl
Collecting sortedcontainers<3.0.0,>=2.1.0
Using cached sortedcontainers-2.4.0-py2.py3-none-any.whl (29 kB)
Collecting exceptiongroup>=1.0.0rc8; python_version < "3.11"
Downloading exceptiongroup-1.0.0rc9-py3-none-any.whl (12 kB)
Collecting attrs>=19.2.0
Using cached attrs-22.1.0-py2.py3-none-any.whl (58 kB)
Collecting pluggy<2.0,>=0.12
Using cached pluggy-1.0.0-py2.py3-none-any.whl (13 kB)
Collecting packaging
Using cached packaging-21.3-py3-none-any.whl (40 kB)
Collecting iniconfig
Using cached iniconfig-1.1.1-py2.py3-none-any.whl (5.0 kB)
Collecting py>=1.8.2
Using cached py-1.11.0-py2.py3-none-any.whl (98 kB)
Collecting tomli>=1.0.0
Using cached tomli-2.0.1-py3-none-any.whl (12 kB)
Collecting six
Using cached six-1.16.0-py2.py3-none-any.whl (11 kB)
Collecting Click
Downloading click-8.1.3-py3-none-any.whl (96 kB)
|████████████████████████████████| 96 kB 3.0 MB/s
Collecting s3transfer<0.7.0,>=0.6.0
Using cached s3transfer-0.6.0-py3-none-any.whl (79 kB)
Collecting botocore<1.28.0,>=1.27.63
Using cached botocore-1.27.63-py3-none-any.whl (9.1 MB)
Collecting jmespath<2.0.0,>=0.7.1
Using cached jmespath-1.0.1-py3-none-any.whl (20 kB)
Collecting pyrsistent>=0.14.0
Downloading pyrsistent-0.18.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (119 kB)
|████████████████████████████████| 119 kB 2.4 MB/s
Requirement already satisfied: setuptools in ./.venv/lib/python3.8/site-packages (from jsonschema<4.0,>=3.0.1->cloudformation-cli) (44.0.0)
Collecting jschema-to-python~=1.2.3
Using cached jschema_to_python-1.2.3-py3-none-any.whl (10 kB)
Collecting aws-sam-translator>=1.50.0
Using cached aws_sam_translator-1.50.0-py3-none-any.whl (232 kB)
Collecting jsonpatch
Downloading jsonpatch-1.32-py2.py3-none-any.whl (12 kB)
Collecting networkx~=2.4
Using cached networkx-2.8.6-py3-none-any.whl (2.0 MB)
Collecting sarif-om~=1.0.4
Using cached sarif_om-1.0.4-py3-none-any.whl (30 kB)
Collecting junit-xml~=1.9
Using cached junit_xml-1.9-py2.py3-none-any.whl (7.1 kB)
Collecting urllib3>=1.26.0
Using cached urllib3-1.26.12-py2.py3-none-any.whl (140 kB)
Collecting websocket-client>=0.32.0
Using cached websocket_client-1.4.0-py3-none-any.whl (54 kB)
Collecting charset-normalizer<3,>=2
Downloading charset_normalizer-2.1.1-py3-none-any.whl (39 kB)
Collecting certifi>=2017.4.17
Downloading certifi-2022.6.15-py3-none-any.whl (160 kB)
|████████████████████████████████| 160 kB 18.6 MB/s
Collecting idna<4,>=2.5
Downloading idna-3.3-py3-none-any.whl (61 kB)
|████████████████████████████████| 61 kB 4.1 MB/s
Collecting pyparsing!=3.0.5,>=2.0.2
Using cached pyparsing-3.0.9-py3-none-any.whl (98 kB)
Collecting python-dateutil<3.0.0,>=2.1
Using cached python_dateutil-2.8.2-py2.py3-none-any.whl (247 kB)
Collecting pbr
Using cached pbr-5.10.0-py2.py3-none-any.whl (112 kB)
Collecting jsonpickle
Using cached jsonpickle-2.2.0-py2.py3-none-any.whl (39 kB)
Collecting jsonpointer>=1.9
Downloading jsonpointer-2.3-py2.py3-none-any.whl (7.8 kB)
ERROR: werkzeug 2.2.2 has requirement MarkupSafe>=2.1.1, but you'll have markupsafe 2.0.1 which is incompatible.
Installing collected packages: sortedcontainers, exceptiongroup, attrs, hypothesis, colorama, PyYAML, markupsafe, Jinja2, pluggy, pyparsing, packaging, iniconfig, py, tomli, pytest, ordered-set, Werkzeug, pytest-localserver, six, Click, cfn-flip, jmespath, python-dateutil, urllib3, botocore, s3transfer, boto3, pyrsistent, jsonschema, pbr, jsonpickle, jschema-to-python, aws-sam-translator, jsonpointer, jsonpatch, networkx, sarif-om, junit-xml, cfn-lint, websocket-client, charset-normalizer, certifi, idna, requests, docker, nested-lookup, pytest-random-order, cloudformation-cli, cloudformation-cli-java-plugin, semver, cloudformation-cli-go-plugin, types-dataclasses, cloudformation-cli-python-plugin, zipfile38, cloudformation-cli-typescript-plugin
Successfully installed Click-8.1.3 Jinja2-2.11.3 PyYAML-5.4.1 Werkzeug-2.2.2 attrs-22.1.0 aws-sam-translator-1.50.0 boto3-1.24.63 botocore-1.27.63 certifi-2022.6.15 cfn-flip-1.3.0 cfn-lint-0.63.2 charset-normalizer-2.1.1 cloudformation-cli-0.2.25 cloudformation-cli-go-plugin-2.0.4 cloudformation-cli-java-plugin-2.0.12 cloudformation-cli-python-plugin-2.1.5 cloudformation-cli-typescript-plugin-1.0.1 colorama-0.4.5 docker-6.0.0 exceptiongroup-1.0.0rc9 hypothesis-6.54.4 idna-3.3 iniconfig-1.1.1 jmespath-1.0.1 jschema-to-python-1.2.3 jsonpatch-1.32 jsonpickle-2.2.0 jsonpointer-2.3 jsonschema-3.2.0 junit-xml-1.9 markupsafe-2.0.1 nested-lookup-0.2.25 networkx-2.8.6 ordered-set-4.1.0 packaging-21.3 pbr-5.10.0 pluggy-1.0.0 py-1.11.0 pyparsing-3.0.9 pyrsistent-0.18.1 pytest-7.1.2 pytest-localserver-0.7.0 pytest-random-order-1.0.4 python-dateutil-2.8.2 requests-2.28.1 s3transfer-0.6.0 sarif-om-1.0.4 semver-2.13.0 six-1.16.0 sortedcontainers-2.4.0 tomli-2.0.1 types-dataclasses-0.6.6 urllib3-1.26.12 websocket-client-1.4.0 zipfile38-0.0.3
$cfn init
=== Unhandled exception ===
Please report this issue to the team.
Issue tracker: github.com/aws-cloudformation/cloudformation-cli/issues
Please include this information:
Traceback (most recent call last):
File "/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages/rpdk/core/cli.py", line 83, in main
init_setup_subparser(subparsers, parents)
File "/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages/rpdk/core/init.py", line 171, in setup_subparser
language_setup_subparser()(language_subparsers, [base_subparser])
File "/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages/pkg_resources/__init__.py", line 2442, in load
self.require(*args, **kwargs)
File "/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages/pkg_resources/__init__.py", line 2465, in require
items = working_set.resolve(reqs, env, installer, extras=self.extras)
File "/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages/pkg_resources/__init__.py", line 791, in resolve
raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (MarkupSafe 2.0.1 (/<path_to_workdir>/sandbox/.venv/lib/python3.8/site-packages), Requirement.parse('MarkupSafe>=2.1.1'), {'werkzeug', 'Werkzeug'})
Additional Info
(WSL on Windows 10)
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.4 LTS
Release: 20.04
Codename: focal
pip3 --version
pip 20.0.2 from /<workdir>/sandbox/.venv/lib/python3.8/site-packages/pip (python 3.8)
(.venv) $ python3 --version
Python 3.8.10
Conclusion
I am currently completely unable to use Cfn CLI due to an apparent dependency version conflict. Please let me know if i can provide any further info.
Workaround
After some tinkering, found the following combination works for me.
pip install --upgrade requests urllib3
pip install markupsafe==2.0.1 pyyaml==5.4.1
pip install werkzeug==2.1.2 --no-deps
