Replace typer with click

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## [0.1.1] - 2026-01-02
+
+Dropped `typer` dependency for CLI.
+[#39](https://github.com/pyodide/pyodide-lock/pull/39)
+
 ## [0.1.0] - 2025-08-16
 
 No functional changes. pyodide-lock is no longer an alpha version.

pyodide_lock/cli.py

@@ -1,41 +1,60 @@
 from pathlib import Path
 
-import typer
+import click
 
 from .spec import PyodideLockSpec
 from .utils import add_wheels_to_spec
 
-main = typer.Typer(help="manipulate pyodide-lock.json lockfiles.")
 
+@click.group(help="Manipulate pyodide-lock.json lockfiles.")
+def main():
+    """Manipulate pyodide-lock.json lockfiles."""
+    pass
 
-@main.command()
+
+@main.command(short_help="Add wheels to a pyodide-lock.json lockfile.")
+@click.argument(
+    "wheels", nargs=-1, type=click.Path(exists=True, path_type=Path), required=True
+)
+@click.option(
+    "--ignore-missing-dependencies",
+    is_flag=True,
+    default=False,
+    help="If this is true, dependencies which are not in the original lockfile or "
+    "the added wheels will be added to the lockfile. Warning: This will allow a broken lockfile to be created.",
+)
+@click.option(
+    "--input",
+    type=click.Path(path_type=Path),
+    default=Path("pyodide-lock.json"),
+    help="Source lockfile",
+)
+@click.option(
+    "--output",
+    type=click.Path(path_type=Path),
+    default=Path("pyodide-lock-new.json"),
+    help="Updated lockfile",
+)
+@click.option(
+    "--base-path",
+    type=click.Path(path_type=Path),
+    default=None,
+    help="Base path for wheels - wheel file names will be created relative to this path.",
+)
+@click.option(
+    "--wheel-url",
+    type=str,
+    default="",
+    help="Base url which will be appended to the wheel location. "
+    "Use this if you are hosting these wheels on a different server to core pyodide packages",
+)
 def add_wheels(
-    wheels: list[Path],
-    ignore_missing_dependencies: bool = typer.Option(
-        help="If this is true, dependencies "
-        "which are not in the original lockfile or "
-        "the added wheels will be added to the lockfile. "
-        "Warning: This will allow a broken lockfile to "
-        "be created.",
-        default=False,
-    ),
-    input: Path = typer.Option(
-        help="Source lockfile", default=Path("pyodide-lock.json")
-    ),
-    output: Path = typer.Option(
-        help="Updated lockfile", default=Path("pyodide-lock-new.json")
-    ),
-    base_path: Path = typer.Option(
-        help="Base path for wheels - wheel file "
-        "names will be created relative to this path.",
-        default=None,
-    ),
-    wheel_url: str = typer.Option(
-        help="Base url which will be appended to the wheel location."
-        "Use this if you are hosting these wheels on a different "
-        "server to core pyodide packages",
-        default="",
-    ),
+    wheels,
+    ignore_missing_dependencies,
+    input,
+    output,
+    base_path,
+    wheel_url,
 ):
     """Add a set of package wheels to an existing pyodide-lock.json and
     write it out to pyodide-lock-new.json
@@ -45,6 +64,10 @@ def add_wheels(
     this will fail if a dependency isn't available in either the
     existing lock file, or in the set of new wheels.
 
+    \b
+    Arguments:
+        WHEELS: List of paths to wheel files. (required)
+
     """
     sp = PyodideLockSpec.from_json(input)
     sp = add_wheels_to_spec(

pyproject.toml

@@ -23,7 +23,8 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 cli = [
-    "typer",
+    "click",
+    "pyodide-cli>=0.4.0",
 ]
 wheel = [
     "pkginfo",
@@ -33,7 +34,7 @@ dev = [
     "pytest",
     "pytest-cov",
     "build",
-    "typer",
+    "click",
     # from wheel
     "pkginfo",
     "packaging",
@@ -77,6 +78,9 @@ select = [
   "PLE",    # pylint errors
   "UP",     # pyupgrade
 ]
+ignore = [
+  "E501",   # line too long
+]
 
 [tool.pytest.ini_options]
 addopts = '''

tests/test_cli.py

@@ -1,4 +1,4 @@
-from typer.testing import CliRunner
+from click.testing import CliRunner
 
 from pyodide_lock.cli import main
 from pyodide_lock.spec import PyodideLockSpec
@@ -15,6 +15,7 @@ def test_add_wheels_cli_integration(tmp_path, example_lock_spec, test_wheel_list
     result = runner.invoke(
         main,
         [
+            "add-wheels",
             str(test_wheel_list[0]),
             "--input",
             str(input_file),

tests/test_wheel.py

@@ -79,7 +79,7 @@ def test_base_relative_path(test_wheel_list, example_lock_spec):
     assert "needs-one" in example_lock_spec.packages
     assert "needs-one-opt" in example_lock_spec.packages
     assert example_lock_spec.packages["needs-one-opt"].file_name.startswith(
-        "http://www.nowhere.org/dist/nEEds"
+        "http://www.nowhere.org/dist/needs"
     )