Add pynacl

recipes/recipes_emscripten/pynacl/build.sh

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+#!/bin/bash
+
+# Configure cross-compilation for PyNaCl's bundled libsodium
+# PyNaCl builds its bundled libsodium and needs to know about cross-compilation
+
+# Set environment variables that autotools/configure scripts recognize
+export CHOST="wasm32-unknown-emscripten"
+
+# PyNaCl specific environment variables for bundled libsodium
+export LIBSODIUM_MAKE_ARGS=""
+export LIBSODIUM_CONFIGURE_ARGS="--host=wasm32-unknown-emscripten"
+
+# Build PyNaCl
+$PYTHON -m pip install . $PIP_ARGS

recipes/recipes_emscripten/pynacl/recipe.yaml

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+context:
+  name: pynacl
+  version: 1.6.0
+
+package:
+  name: ${{ name }}
+  version: ${{ version }}
+
+source:
+- url: https://pypi.io/packages/source/${{ name[0] }}/${{ name }}/${{ name }}-${{ version }}.tar.gz
+  sha256: cb36deafe6e2bce3b286e5d1f3e1c246e0ccdb8808ddb4550bb2792f2df298f2
+
+build:
+  number: 0
+  script: build.sh
+
+requirements:
+  build:
+    - ${{ compiler('c') }}
+    - cross-python_${{target_platform}}
+    - python
+    - pip
+    - make
+    - cffi
+  host:
+    - python
+    - cffi
+    - pip
+  run:
+    - cffi
+
+tests:
+- script: pytester
+  files:
+    recipe:
+    - test_import_pynacl.py
+  requirements:
+    build:
+    - pytester
+    run:
+    - pytester-run
+
+about:
+  homepage: https://pynacl.readthedocs.io/
+  license: Apache-2.0
+  license_file: LICENSE
+  license_family: Apache
+  summary: Python binding to the Networking and Cryptography (NaCl) library
+  description: |
+    PyNaCl is a Python binding to the Networking and Cryptography library (NaCl).
+    These libraries have a stated goal of improving usability, security and speed.
+  documentation: https://pynacl.readthedocs.io/
+
+extra:
+  recipe-maintainers:
+  - Copilot

recipes/recipes_emscripten/pynacl/test_import_pynacl.py

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+def test_import_pynacl():
+    import nacl
+    import nacl.secret
+    import nacl.public
+    import nacl.utils
+    import nacl.hash
+    import nacl.signing
+    import nacl.encoding