diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..b7b823bb
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+__pycache__
+.ipynb_checkpoints
+*.egg-info
+
+
+# Editor stuff
+*.swp
+.idea
+.vscode
diff --git a/README.md b/README.md
index 2c7cd501..63b6856c 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,17 @@
## Development guide
-### Building the docker image for local execution
+### Running the COVID calculator app locally
+
+```
+pip install -e . # At the root of the repository
+python -m cara.apps.calculator
+```
+
+Then visit http://localhost:8080/calculator.
+
+
+### Building the whole environment for local execution
**Simulate the docker build that takes place on openshift with:**
diff --git a/cara/apps/calculator/__init__.py b/cara/apps/calculator/__init__.py
index e69de29b..e099853b 100644
--- a/cara/apps/calculator/__init__.py
+++ b/cara/apps/calculator/__init__.py
@@ -0,0 +1,55 @@
+import json
+from pathlib import Path
+
+from tornado.web import Application, RequestHandler, StaticFileHandler
+
+import cara.models
+
+
+def build_model(request: dict) -> cara.models.Model:
+ return None
+
+
+def build_response(model: cara.models.Model):
+ return {'items': 'foobar'}
+
+
+class ConcentrationModel(RequestHandler):
+ def post(self):
+ requested_model_config = {
+ name: self.get_argument(name) for name in self.request.arguments
+ }
+ try:
+ model = build_model(requested_model_config)
+ except (KeyboardInterrupt, SystemExit):
+ raise
+ except Exception as err:
+ response_json = {'code': 400, 'error': f'Your request was invalid {err}'}
+ self.set_status(400)
+ self.finish(json.dumps(response_json))
+ return
+
+ response_json = build_response(model)
+ response_json['room_name'] = requested_model_config.get('room_name', 'unknown')
+ self.write(response_json)
+
+
+def make_app(debug=False, prefix='/calculator'):
+ static_dir = Path(__file__).absolute().parent / 'static'
+ urls = [
+ (
+ prefix + r'()', StaticFileHandler, {'path': static_dir / 'form.html'}
+ ),
+ (
+ prefix + r'/api/calculator', ConcentrationModel
+ ),
+ (
+ prefix + r'/static/(.*)',
+ StaticFileHandler,
+ {'path': static_dir}
+ ),
+ ]
+ return Application(
+ urls,
+ debug=debug,
+ )
diff --git a/cara/apps/calculator/__main__.py b/cara/apps/calculator/__main__.py
new file mode 100644
index 00000000..0db54a65
--- /dev/null
+++ b/cara/apps/calculator/__main__.py
@@ -0,0 +1,27 @@
+import argparse
+
+from tornado.ioloop import IOLoop
+from tornado.options import define, options
+
+from . import make_app
+
+
+def configure_parser(parser):
+ parser.add_argument(
+ "--no-debug", help="Don't enable debug mode",
+ action="store_false",
+ )
+ return parser
+
+
+def main():
+ parser = argparse.ArgumentParser()
+ args = configure_parser(parser)
+ args = parser.parse_args()
+ app = make_app(debug=args.no_debug)
+ app.listen(8080)
+ IOLoop.instance().start()
+
+
+if __name__ == '__main__':
+ main()
diff --git a/cara/apps/calculator/static/form.html b/cara/apps/calculator/static/form.html
index e69de29b..e696ec65 100644
--- a/cara/apps/calculator/static/form.html
+++ b/cara/apps/calculator/static/form.html
@@ -0,0 +1,86 @@
+
+
+
+
+
+
+
+
+
+
+ The results will go here:
+
+
+
+
+
+
\ No newline at end of file