Fix up webpack recipe

docs/_static/test-py.html

@@ -37,7 +37,7 @@
                 let q = `${i}`.padStart(4, '0');
                 const pyodide = await pyodideReadyPromise;
                 const answer = await pyodide.runPythonAsync(`
-                  from src import p${q}
+                  from euler.python.src import p${q}
                   p${q}.main()
                 `);
                 if (answer === null || answer === undefined) {

python/Makefile

@@ -68,6 +68,19 @@ clean:
 	rm -r ./{*,*/*}{.pyc,__pycache__,.mypy_cache} || echo
 
 webpack:
-	mkdir -p ../docs/_static/dist
-	wget https://cdn.jsdelivr.net/pyodide/v0.26.2/full/pyodide.js -O ../docs/_static/dist/pyodide.js
-	tar --exclude=__pycache__ -czvf ../docs/_static/dist/python.tar.gz src
+	# Create temporary directory for the archive content
+	mkdir -p ../docs/_static/dist/tmp
+	cp -r ../* ../docs/_static/dist/tmp
+
+	# Add __init__.py files to the temporary directory
+	echo "# init file" > ../docs/_static/dist/tmp/__init__.py
+	echo "# init file" > ../docs/_static/dist/tmp/python/__init__.py
+
+	# Exclude unwanted directories and create tarball
+	cd ../docs/_static/dist/tmp && \
+		tar --exclude='__pycache__' --exclude='*/__pycache__' \
+			--exclude='!_data' --exclude='!python' \
+			-czvf ../python.tar.gz .
+
+	# Clean up temporary directory
+	rm -rf ../docs/_static/dist/tmp

python/src/__init__.py

@@ -10,7 +10,7 @@
 
 for i in range(1, 10000):
     try:
-        name = f'p{i:04}'  # noqa
+        name = f'p{i:0>4}'  # noqa
         module = import_module(f'.{name}', __name__)
         setattr(modules[__name__], name, module)
         __all__.append(name)
@@ -24,4 +24,4 @@ def run_problems() -> None:  # pragma: no cover
         start = perf_counter()
         answer = p()
         stop = perf_counter()
-        print(f'The answer to problem {i:04} is {answer!r} (found in {(stop - start) * 1000:,}ms)')  # noqa
+        print(f'The answer to problem {i:0>4} is {answer!r} (found in {(stop - start) * 1000:,}ms)')  # noqa