Added a dev server.

api/dev_server.py

@@ -0,0 +1,70 @@
+# -*- encoding: utf-8 -*-
+
+from aiohttp import web
+import logging
+
+import click
+
+
+logging.basicConfig(
+    format="%(message)s", level=logging.INFO, handlers=[logging.StreamHandler()]
+)
+alog = logging.getLogger(__name__)
+routes = web.RouteTableDef()
+
+
+@routes.get("/{tail:.*}")
+async def get_handler(request: web.Request) -> web.Response:
+    data = await request.get()
+    alog.info("GET -> [%s]: %s", request.path, data)
+    return web.json_response({"method": request.method, "path": request.path})
+
+
+@routes.post("/{tail:.*}")
+async def post_handler(request: web.Request) -> web.Response:
+    data = await request.post()
+    alog.info("POST -> [%s]: %s", request.path, data)
+    return web.json_response({"method": request.method, "path": request.path})
+
+
+@routes.put("/{tail:.*}")
+async def put_handler(request: web.Request) -> web.Response:
+    data = await request.put()
+    alog.info("PUT -> [%s]: %s", request.path, data)
+    return web.json_response({"method": request.method, "path": request.path})
+
+
+@routes.delete("/{tail:.*}")
+async def delete_handler(request: web.Request) -> web.Response:
+    alog.info("DELETE -> [%s]", request.path)
+    return web.json_response({"method": request.method, "path": request.path})
+
+
+async def options_handler(request: web.Request) -> web.Response:
+    alog.info("OPTIONS -> [%s]", request.path)
+    return web.Response(status=200, headers={"Access-Control-Allow-Origin": "*"})
+
+
+def run(address: str, port: int) -> None:
+    """Application entrypoint."""
+    app = web.Application(logger=alog)
+    app.add_routes(routes)
+    app.router.add_route("OPTIONS", "/{tail:.*}", options_handler)
+    web.run_app(app, host=address, port=port)
+
+
+@click.command()
+@click.option(
+    "-a",
+    "--address",
+    type=click.STRING,
+    help="Address to bind the server to.",
+    default="127.0.0.1",
+)
+@click.option("-p", "--port", type=click.INT, help="Port to bind to", default=3003)
+def cli(address: str, port: int) -> None:
+    run(address, port)
+
+
+if __name__ == "__main__":
+    cli()