update dependencies; bump version to 0.20.0

Fixes #197

Author: dicej

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "componentize-py"
-version = "0.19.3"
+version = "0.20.0"
 edition = "2024"
 exclude = ["cpython"]
 
@@ -14,29 +14,22 @@ clap = { version = "4.5.20", features = ["derive"] }
 tar = "0.4.42"
 tempfile = "3.13.0"
 zstd = "0.13.2"
-# TODO: switch to wasm-tools release once
-# https://github.com/bytecodealliance/wasm-tools/pull/2367,
-# https://github.com/bytecodealliance/wasm-tools/pull/2371, and
-# https://github.com/bytecodealliance/wasm-tools/pull/2375 have been released,
-# but note that https://github.com/bytecodealliance/wasm-tools/pull/2376 broke
-# ABI compatibilty, so we'll also need to upgrade to Wasmtime 40+ to get
-# everything aligned.
-wasm-encoder = { git = "https://github.com/bytecodealliance/wasm-tools", rev = "e2bb0a24", features = ["wasmparser"] }
-wit-dylib = { git = "https://github.com/bytecodealliance/wasm-tools", rev = "e2bb0a24" }
-wit-parser = { git = "https://github.com/bytecodealliance/wasm-tools", rev = "e2bb0a24" }
-wit-component = { git = "https://github.com/bytecodealliance/wasm-tools", rev = "e2bb0a24" }
-wasmparser = { git = "https://github.com/bytecodealliance/wasm-tools", rev = "e2bb0a24" }
+wasm-encoder = { version = "0.244.0", features = ["wasmparser"] }
+wit-dylib = "0.244.0"
+wit-parser = "0.244.0"
+wit-component = "0.244.0"
+wasmparser = "0.244.0"
 indexmap = "2.6.0"
 bincode = "1.3.3"
 heck = "0.5.0"
 pyo3 = { version = "0.26.0", features = [
     "abi3-py39",
     "extension-module",
 ], optional = true }
-wasmtime = "39.0.0"
-wasmtime-wasi = { version = "39.0.0", features = [ "p3" ] }
+wasmtime = "41.0.3"
+wasmtime-wasi = { version = "41.0.3", features = [ "p3" ] }
 once_cell = "1.20.2"
-component-init-transform = { git = "https://github.com/dicej/component-init", rev = "2d965957" }
+component-init-transform = { git = "https://github.com/dicej/component-init", rev = "1de5906c" }
 async-trait = "0.1.83"
 futures = "0.3.31"
 tokio = { version = "1.41.0", features = [

Cargo.toml

@@ -10,15 +10,15 @@ run a Python-based component targetting the [wasi-cli] `command` world.
 ## Prerequisites
 
 * `Wasmtime` 38.0.0 or later
-* `componentize-py` 0.19.3
+* `componentize-py` 0.20.0
 
 Below, we use [Rust](https://rustup.rs/)'s `cargo` to install `Wasmtime`.  If
 you don't have `cargo`, you can download and install from
 https://github.com/bytecodealliance/wasmtime/releases/tag/v38.0.0.
 
 ```
 cargo install --version 38.0.0 wasmtime-cli
-pip install componentize-py==0.19.3
+pip install componentize-py==0.20.0
 ```
 
 ## Running the demo

examples/cli/README.md

@@ -1,33 +1,33 @@
 # Example: `http-p3`
 
 This is an example of how to use [componentize-py] and [Wasmtime] to build and
-run a Python-based component targetting version `0.3.0-rc-2025-09-16` of the
-[wasi-http] `proxy` world.
+run a Python-based component targetting version `0.3.0-rc-2026-01-06` of the
+[wasi-http] `service` world.
 
 [componentize-py]: https://github.com/bytecodealliance/componentize-py
 [Wasmtime]: https://github.com/bytecodealliance/wasmtime
 [wasi-http]: https://github.com/WebAssembly/wasi-http
 
 ## Prerequisites
 
-* `Wasmtime` 39.0.1
-* `componentize-py` 0.19.3
+* `Wasmtime` 41.0.3
+* `componentize-py` 0.20.0
 
 Below, we use [Rust](https://rustup.rs/)'s `cargo` to install `Wasmtime`.  If
 you don't have `cargo`, you can download and install from
-https://github.com/bytecodealliance/wasmtime/releases/tag/v39.0.1.
+https://github.com/bytecodealliance/wasmtime/releases/tag/v41.0.3.
 
 ```
-cargo install --version 39.0.1 wasmtime-cli
-pip install componentize-py==0.19.3
+cargo install --version 41.0.3 wasmtime-cli
+pip install componentize-py==0.20.0
 ```
 
 ## Running the demo
 
 First, build the app and run it:
 
 ```
-componentize-py -d ../../wit -w wasi:http/proxy@0.3.0-rc-2025-09-16 componentize app -o http.wasm
+componentize-py -d ../../wit -w wasi:http/service@0.3.0-rc-2026-01-06 componentize app -o http.wasm
 wasmtime serve -Sp3,common -Wcomponent-model-async http.wasm
 ```
 

examples/http-p3/README.md

@@ -15,7 +15,7 @@
 from componentize_py_async_support.streams import ByteStreamWriter
 from componentize_py_async_support.futures import FutureReader
 from wit_world import exports
-from wit_world.imports import handler
+from wit_world.imports import client
 from wit_world.imports.wasi_http_types import (
     Method_Get,
     Method_Post,
@@ -110,7 +110,7 @@ async def sha256(url: str) -> tuple[str, str]:
     request.set_authority(url_parsed.netloc)
     request.set_path_with_query(url_parsed.path)
 
-    response = await handler.handle(request)
+    response = await client.send(request)
     status = response.get_status_code()
     if status < 200 or status > 299:
         return url, f"unexpected status: {status}"

examples/http-p3/app.py

@@ -10,15 +10,15 @@ run a Python-based component targetting the [wasi-http] `proxy` world.
 ## Prerequisites
 
 * `Wasmtime` 38.0.0 or later
-* `componentize-py` 0.19.3
+* `componentize-py` 0.20.0
 
 Below, we use [Rust](https://rustup.rs/)'s `cargo` to install `Wasmtime`.  If
 you don't have `cargo`, you can download and install from
 https://github.com/bytecodealliance/wasmtime/releases/tag/v38.0.0.
 
 ```
 cargo install --version 38.0.0 wasmtime-cli
-pip install componentize-py==0.19.3
+pip install componentize-py==0.20.0
 ```
 
 ## Running the demo

examples/http/README.md

@@ -11,7 +11,7 @@ within a guest component.
 ## Prerequisites
 
 * `wasmtime` 38.0.0 or later
-* `componentize-py` 0.19.3
+* `componentize-py` 0.20.0
 * `NumPy`, built for WASI
 
 Note that we use an unofficial build of NumPy since the upstream project does
@@ -23,7 +23,7 @@ https://github.com/bytecodealliance/wasmtime/releases/tag/v38.0.0.
 
 ```
 cargo install --version 38.0.0 wasmtime-cli
-pip install componentize-py==0.19.3
+pip install componentize-py==0.20.0
 curl -OL https://github.com/dicej/wasi-wheels/releases/download/v0.0.2/numpy-wasi.tar.gz
 tar xf numpy-wasi.tar.gz
 ```

examples/matrix-math/README.md

@@ -8,10 +8,10 @@ sandboxed Python code snippets from within a Python app.
 ## Prerequisites
 
 * `wasmtime-py` 38.0.0 or later
-* `componentize-py` 0.19.3
+* `componentize-py` 0.20.0
 
 ```
-pip install componentize-py==0.19.3 wasmtime==38.0.0
+pip install componentize-py==0.20.0 wasmtime==38.0.0
 ```
 
 ## Running the demo

examples/sandbox/README.md

@@ -11,15 +11,15 @@ making an outbound TCP request using `wasi-sockets`.
 ## Prerequisites
 
 * `Wasmtime` 38.0.0 or later
-* `componentize-py` 0.19.3
+* `componentize-py` 0.20.0
 
 Below, we use [Rust](https://rustup.rs/)'s `cargo` to install `Wasmtime`.  If
 you don't have `cargo`, you can download and install from
 https://github.com/bytecodealliance/wasmtime/releases/tag/v38.0.0.
 
 ```
 cargo install --version 38.0.0 wasmtime-cli
-pip install componentize-py==0.19.3
+pip install componentize-py==0.20.0
 ```
 
 ## Running the demo

examples/tcp/README.md

@@ -7,7 +7,7 @@ features = ["pyo3/extension-module"]
 
 [project]
 name = "componentize-py"
-version = "0.19.3"
+version = "0.20.0"
 description = "Tool to package Python applications as WebAssembly components"
 readme = "README.md"
 license = { file = "LICENSE" }