Let users choose binding mode

templates/mixed/.gitignore

@@ -0,0 +1,72 @@
+/target
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+.pytest_cache/
+*.py[cod]
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+.venv/
+env/
+bin/
+build/
+develop-eggs/
+dist/
+eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+include/
+man/
+venv/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+pip-selfcheck.json
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.cache
+nosetests.xml
+coverage.xml
+
+# Translations
+*.mo
+
+# Mr Developer
+.mr.developer.cfg
+.project
+.pydevproject
+
+# Rope
+.ropeproject
+
+# Django stuff:
+*.log
+*.pot
+
+.DS_Store
+
+# Sphinx documentation
+docs/_build/
+
+# PyCharm
+.idea/
+
+# VSCode
+.vscode/
+
+# Pyenv
+.python-version

templates/mixed/Cargo.toml

@@ -11,4 +11,10 @@ name = "{{crate_name}}"
 crate-type = ["cdylib"]
 
 [dependencies]
+{% case binding -%}
+{%- when "pyo3" -%}
 pyo3 = { version = "0.15.1", features = ["extension-module"] }
+{%- when "rust-cpython" -%}
+cpython = { version = "0.7.0", features = ["extension-module"] }
+{%- else -%}
+{%- endcase %}

templates/mixed/cargo-generate.toml

@@ -0,0 +1,5 @@
+[placeholders.binding]
+type = "string"
+prompt = "What binding to use?"
+choices = ["pyo3", "rust-cpython", "cffi"]
+default = "pyo3"

templates/mixed/pyproject.toml

@@ -10,3 +10,8 @@ classifiers = [
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python :: Implementation :: PyPy",
 ]
+{% if binding == "cffi" -%}
+dependencies = ["cffi"]
+{%- endif %}
+[tool.maturin]
+bindings = "{{binding}}"

templates/mixed/src/lib.rs

@@ -1,6 +1,17 @@
+{%- case binding -%}
+{%- when "pyo3" -%}
 use pyo3::prelude::*;
 
 #[pymodule]
 fn {{crate_name}}(_py: Python, m: &PyModule) -> PyResult<()> {
     Ok(())
 }
+{%- when "rust-cpython" -%}
+use cpython::py_module_initializer;
+
+py_module_initializer!({{crate_name}}, |py, m| {
+    m.add(py, "__doc__", "Module documentation string")?;
+    Ok(())
+});
+{%- else -%}
+{% endcase %}

templates/pure-rust/.gitignore

@@ -0,0 +1,72 @@
+/target
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+.pytest_cache/
+*.py[cod]
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+.venv/
+env/
+bin/
+build/
+develop-eggs/
+dist/
+eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+include/
+man/
+venv/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+pip-selfcheck.json
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.cache
+nosetests.xml
+coverage.xml
+
+# Translations
+*.mo
+
+# Mr Developer
+.mr.developer.cfg
+.project
+.pydevproject
+
+# Rope
+.ropeproject
+
+# Django stuff:
+*.log
+*.pot
+
+.DS_Store
+
+# Sphinx documentation
+docs/_build/
+
+# PyCharm
+.idea/
+
+# VSCode
+.vscode/
+
+# Pyenv
+.python-version

templates/pure-rust/Cargo.toml

@@ -11,4 +11,10 @@ name = "{{crate_name}}"
 crate-type = ["cdylib"]
 
 [dependencies]
+{% case binding -%}
+{%- when "pyo3" -%}
 pyo3 = { version = "0.15.1", features = ["extension-module"] }
+{%- when "rust-cpython" -%}
+cpython = { version = "0.7.0", features = ["extension-module"] }
+{%- else -%}
+{%- endcase %}

templates/pure-rust/cargo-generate.toml

@@ -0,0 +1,11 @@
+[placeholders.binding]
+type = "string"
+prompt = "What binding to use?"
+choices = ["pyo3", "rust-cpython", "cffi", "bin"]
+default = "pyo3"
+
+[conditional.'binding != "bin"']
+ignore = [ "src/main.rs" ]
+
+[conditional.'binding == "bin"']
+ignore = [ "src/lib.rs" ]

templates/pure-rust/pyproject.toml

@@ -10,3 +10,8 @@ classifiers = [
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python :: Implementation :: PyPy",
 ]
+{% if binding == "cffi" -%}
+dependencies = ["cffi"]
+{%- endif %}
+[tool.maturin]
+bindings = "{{binding}}"

templates/pure-rust/src/lib.rs

@@ -1,6 +1,17 @@
+{%- case binding -%}
+{%- when "pyo3" -%}
 use pyo3::prelude::*;
 
 #[pymodule]
 fn {{crate_name}}(_py: Python, m: &PyModule) -> PyResult<()> {
     Ok(())
 }
+{%- when "rust-cpython" -%}
+use cpython::py_module_initializer;
+
+py_module_initializer!({{crate_name}}, |py, m| {
+    m.add(py, "__doc__", "Module documentation string")?;
+    Ok(())
+});
+{%- else -%}
+{% endcase %}

templates/pure-rust/src/main.rs

@@ -0,0 +1,4 @@
+
+fn main() {
+
+}