Create __init__.py

Recreate recipe, implement as PyProjectRecipe, update version.

Author: RobertFlatt

pythonforandroid/recipes/cppy/__init__.py

@@ -0,0 +1,17 @@
+from pythonforandroid.recipe import PyProjectRecipe
+
+
+class CppyRecipe(PyProjectRecipe):
+    site_packages_name = 'cppy'
+    version = '1.3.1'
+    url = 'https://github.com/nucleic/cppy/archive/refs/tags/{version}.zip'
+    call_hostpython_via_targetpython = False
+    depends = ['setuptools']
+
+    def get_recipe_env(self, arch, **kwargs):
+        env = super().get_recipe_env(arch, **kwargs)
+        env["SETUPTOOLS_SCM_PRETEND_VERSION_FOR_CPPY"] = self.version
+        return env
+
+
+recipe = CppyRecipe()