Generate project_name from destination path

Author: jpvelez

copier-helper.sh

@@ -12,7 +12,6 @@ uvx copier copy --defaults --force --trust \
   --data author="Switchbox" \
   --data email="hello@switch.box" \
   --data author_github_handle="switchbox-data" \
-  --data project_name="example-project" \
   --data project_description="Example" \
   --data project_features="[python_data_science, python_package]" \
   --data use_github=true \

copier.yml

@@ -20,16 +20,6 @@ author_github_handle:
   default: "switchbox-data"
   help: Your GitHub handle (without @)
 
-project_name:
-  type: str
-  default: "example-project"
-  help: Project name (also used for repo name)
-
-project_slug:
-  type: str
-  default: "{{ project_name|lower|replace('-', '_') }}"
-  when: false
-
 project_description:
   type: str
   default: "This is a repository for modern data science projects."
@@ -47,7 +37,7 @@ project_features:
     - python_data_science
     - python_package
     - r_data_science
-  default: [python_data_science, python_package]
+  default: [python_data_science ]
   help: "Select project features (use space to select/deselect, enter to confirm)"
 
 use_github:
@@ -92,6 +82,17 @@ r_data_science:
   default: "{{ 'r_data_science' in project_features }}"
   when: false
 
+# Directory name computed from destination path  
+project_name:
+  type: str
+  default: "{{ _copier_conf.dst_path.name }}"
+  when: false
+
+project_slug:
+  type: str
+  default: "{{ project_name|lower|replace('-', '_') }}"
+  when: false
+
 # Post-generation tasks
 _tasks:
   - command: git init

docs/usage.md

@@ -7,8 +7,6 @@ copier copy --defaults --force \
   --data author="Your Name" \
   --data email="you@example.com" \
   --data author_github_handle="your-gh" \
-  --data project_name="awesome" \
-  --data project_slug="awesome" \
   --data project_description="Awesome project" \
   --data python_data_science="y" --data python_package="y" \
   . /path/to/awesome

template/CONTRIBUTING.md.jinja

@@ -191,3 +191,27 @@ def test_python_data_science_notebooks(tmp_path: Path) -> None:
     # Ensure template condition is not present in final output
     content = (dest / "notebooks/py_example.qmd").read_text()
     assert "{% if cookiecutter.pydata == \"y\" %}" not in content, "Template condition should be resolved"
+
+
+def test_directory_name_in_devcontainer(tmp_path: Path) -> None:
+    dest = tmp_path / "my_custom_dir"
+    res = run_copier(
+        Path(__file__).parents[1],
+        dest,
+        {
+            "author": "Test",
+            "email": "test@example.com", 
+            "author_github_handle": "test",
+            "project_name": "different-name",  # This is different from directory name
+            "project_features": "[python_package]",
+            "use_github": True,
+            "open_source_license": "MIT license",
+            "aws": False,
+        },
+    )
+    assert res.returncode == 0, res.stderr
+    # Check that devcontainer uses actual directory name, not project_name
+    assert_file_contains(dest, ".devcontainer/devcontainer.json", "/workspaces/my_custom_dir/.venv/bin/python")
+    # Should NOT contain the project_name in paths
+    content = (dest / ".devcontainer/devcontainer.json").read_text()
+    assert "/workspaces/different-name/" not in content