add hello and bindings

.gitignore

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+**/.wrangler
+**/node_modules

01-hello/README.md

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+# Hello World Example
+
+Warning: Python support in Workers is experimental and things will break. This
+example is meant for reference only right now; you should be prepared to update
+your code between now and official release time as APIs may change.
+
+## How to Run
+First ensure that your Wrangler version is up to date (3.30.0 and above).
+```
+$ wrangler -v
+ ⛅️ wrangler 3.30.0
+```
+
+Now, if you run `wrangler dev` within this directory, it should use the config
+in `wrangler.toml` to run the example.
+
+You can also run `wrangler deploy` to deploy the example.

01-hello/src/entry.py

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+from js import Response
+
+async def on_fetch(request, env):
+    return Response.new("Hello world!")

01-hello/wrangler.toml

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+name = "hello-python-worker"
+main = "src/entry.py"
+compatibility_flags = ["python_workers"]
+compatibility_date = "2024-03-29"

02-binding/README.md

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+# Bindings Example
+
+Warning: Python support in Workers is experimental and things will break. This
+example is meant for reference only right now; you should be prepared to update
+your code between now and official release time as APIs may change.
+
+## How to Run
+First ensure that your Wrangler version is up to date (3.30.0 and above).
+```
+$ wrangler -v
+ ⛅️ wrangler 3.30.0
+```
+
+Now, you must set up a [KV namespace](https://developers.cloudflare.com/kv/reference/kv-namespaces/). Edit `wrangler.toml` to reflect the KV namespace you created.
+
+Now, if you run `wrangler dev` within this directory, it should use the config
+in `wrangler.toml` to run the example.
+
+You can also run `wrangler deploy` to deploy the example.

02-binding/src/entry.py

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+from js import Response
+
+async def on_fetch(request, env):
+    await env.FOO.put("bar", "baz")
+    bar = await env.FOO.get("bar")
+    return Response.new(bar) # returns "baz"

02-binding/wrangler.toml

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+name = "hello-python-bindings"
+main = "src/entry.py"
+compatibility_flags = ["python_workers"]
+compatibility_date = "2024-03-29"
+
+kv_namespaces = [
+    { binding = "FOO", id = "<YOUR_KV_NAMESPACE_ID>" }
+]