Require Click 7.0+ in Dask

continuous_integration/environment-3.10.yaml

@@ -44,6 +44,7 @@ dependencies:
   # Need recent version of s3fs to support newer aiobotocore versions
   # https://github.com/dask/s3fs/issues/514
   - s3fs>=2021.8.0
+  - click
   - cloudpickle
   - crick
   - cytoolz

continuous_integration/environment-3.8.yaml

@@ -44,6 +44,7 @@ dependencies:
   # Need recent version of s3fs to support newer aiobotocore versions
   # https://github.com/dask/s3fs/issues/514
   - s3fs>=2021.8.0
+  - click
   - cloudpickle
   - crick
   - cytoolz

continuous_integration/environment-3.9.yaml

@@ -44,6 +44,7 @@ dependencies:
   # Need recent version of s3fs to support newer aiobotocore versions
   # https://github.com/dask/s3fs/issues/514
   - s3fs>=2021.8.0
+  - click
   - cloudpickle
   - crick
   - cytoolz

continuous_integration/environment-mindeps-array.yaml

@@ -6,6 +6,7 @@ dependencies:
   - packaging=20.0
   - python=3.8
   - pyyaml>=5.3.1
+  - click>=6.6
   - cloudpickle=1.1.1
   - partd=0.3.10
   - fsspec=0.6.0

continuous_integration/environment-mindeps-dataframe.yaml

@@ -6,6 +6,7 @@ dependencies:
   - packaging=20.0
   - python=3.8
   - pyyaml>=5.3.1
+  - click>=6.6
   - cloudpickle=1.1.1
   - partd=0.3.10
   - fsspec=0.6.0

continuous_integration/environment-mindeps-distributed.yaml

@@ -6,6 +6,7 @@ dependencies:
   - packaging=20.0
   - python=3.8
   - pyyaml>=5.3.1
+  - click>=6.6
   - cloudpickle=1.5.0 # this is in the min from distributed
   - partd=0.3.10
   - fsspec=0.6.0

continuous_integration/environment-mindeps-non-optional.yaml

@@ -6,6 +6,7 @@ dependencies:
   - packaging=20.0
   - python=3.8
   - pyyaml>=5.3.1
+  - click>=6.6
   - cloudpickle=1.1.1
   - partd=0.3.10
   - fsspec=0.6.0

continuous_integration/recipe/meta.yaml

@@ -25,6 +25,7 @@ requirements:
 
   run:
     - python >=3.8
+    - click >=6.6
     - cloudpickle >=1.1.1
     - fsspec >=0.6.0
     - packaging >=20.0
@@ -42,7 +43,6 @@ test:
     - dask info versions --help
   requires:
     - pip
-    - click
 
 about:
   home: https://github.com/dask/dask/

continuous_integration/scripts/test_imports.sh

@@ -5,7 +5,7 @@ set -o errexit
 test_import () {
     echo "Create environment: python=$PYTHON_VERSION $1"
     # Create an empty environment
-    mamba create -q -y -n test-imports -c conda-forge python=$PYTHON_VERSION packaging pyyaml fsspec toolz partd cloudpickle $1
+    mamba create -q -y -n test-imports -c conda-forge python=$PYTHON_VERSION packaging pyyaml fsspec toolz partd click cloudpickle $1
     conda activate test-imports
     if [[ $1 =~ "distributed" ]]; then
         # dask[distributed] depends on the latest version of distributed

dask/__main__.py

@@ -1,25 +1,7 @@
-import sys
-
-try:
-    import click
-except ImportError:
-    click = None
+from dask.cli import run_cli
 
 
 def main():
-
-    if click is None:
-        msg = (
-            "The dask command requires click to be installed.\n\n"
-            "Install with conda or pip:\n\n"
-            " conda install click\n"
-            " pip install click\n"
-        )
-        print(msg, file=sys.stderr)
-        return 1
-
-    from dask.cli import run_cli
-
     run_cli()
 
 

dask/cli.py

@@ -1,20 +1,10 @@
 import warnings
 
+import click
+
 from dask import __version__
 from dask.compatibility import entry_points
 
-try:
-    import click
-except ImportError as e:
-    msg = (
-        "The dask.cli module requires click to be installed.\n\n"
-        "Install with conda or pip:\n\n"
-        " conda install click\n"
-        " pip install click\n"
-    )
-    raise ImportError(msg) from e
-
-
 CONTEXT_SETTINGS = {
     "help_option_names": ["-h", "--help"],
     "max_content_width": 88,

dask/tests/test_cli.py

@@ -1,12 +1,10 @@
-import pytest
-
-click = pytest.importorskip("click")
-
 import importlib.metadata
 import json
 import platform
 import sys
 
+import click
+import pytest
 from click.testing import CliRunner
 
 import dask

setup.py

@@ -33,6 +33,7 @@
 ]
 
 install_requires = [
+    "click >= 6.6",
     "cloudpickle >= 1.1.1",
     "fsspec >= 0.6.0",
     "packaging >= 20.0",