add python sample, update templates and bump rust deps (#6)

add python sample, update templates and bump rust deps

Signed-off-by: karthik2804 <[email protected]>

Author: karthik2804

.gitignore

@@ -1,4 +1,8 @@
 target
 *.tar.gz
 trigger-cron.json
-.spin
+.spin
+venv
+__pycache__
+*.wasm
+spin_cron

Cargo.lock

@@ -27,3 +27,6 @@ tokio-cron-scheduler = "0.9.4"
 tracing = { version = "0.1", features = ["log"] }
 tracing-subscriber = { version = "0.3.7", features = ["env-filter"] }
 wasmtime = { version = "18.0.1" }
+
+[workspace.dependencies]
+wit-bindgen = "0.16.0"

Cargo.toml

@@ -0,0 +1,26 @@
+# Python Sample for Spin Cron Trigger
+
+## Setup Environment and Dependencies
+
+```bash
+python3 -m venv venv
+source activate venv/bin/activate
+pip3 install -r requirements.txt
+```
+
+To generate bindings to use with intellisense
+
+```bash
+componentize-py -d ../cron.wit -w spin-cron bindings bindings
+mv binding/spin_cron ./
+rm -r bindings
+```
+
+
+## Build and run the app
+
+```bash
+$ spin up --build 
+[1710200677] Hello every 2s
+[1710200679] Hello every 2s
+```

guest-python/README.md

@@ -0,0 +1,8 @@
+import spin_cron
+from spin_cron.imports import cron_types
+from spin_sdk import variables
+
+class SpinCron(spin_cron.SpinCron):
+    def handle_cron_event(self, metadata: cron_types.Metadata) -> None:
+        temp = variables.get("something")
+        print("[" + str(metadata.timestamp) +"] " + "Hello every " + temp)

guest-python/app.py

@@ -0,0 +1,2 @@
+spin-sdk==2.0.0
+componentize-py==0.12.0

guest-python/requirements.txt

@@ -0,0 +1,18 @@
+spin_manifest_version = 2
+
+[application]
+name = "cron-sampl-py"
+authors = ["Fermyon Engineering <[email protected]>"]
+description = ""
+version = "0.1.0"
+
+[[trigger.cron]]
+component = "every2seconds"
+cron_expression = "1/2 * * * * *"
+
+[component.every2seconds]
+source = "app.wasm"
+[component.every2seconds.build]
+command = "componentize-py -d ../cron.wit -w spin-cron componentize -m spin_sdk=spin-imports app -o app.wasm"
+[component.every2seconds.variables]
+something = "2s"