[Mnt] Runtime dependency

pyproject.toml

@@ -9,31 +9,46 @@ description = "Python bindings for the SPM software."
 readme = "README.md"
 license = {file = "LICENSE"}
 authors = [
-  {name = "Johan Medrano", email = "[email protected]"}, 
-  {name = "Yael Balbastre", email = "[email protected].yk"}]
-requires-python = ">=3.9,<3.13"
+  {name = "Johan Medrano", email = "[email protected]"},
+  {name = "Yael Balbastre", email = "[email protected].uk"}]
+requires-python = ">=3.6,<3.13"
 classifiers = [
   "Development Status :: 3 - Alpha",
   "License :: OSI Approved :: GNU General Public License v2 (GPLv2)",
+  "Programming Language :: Python :: 3.6",
+  "Programming Language :: Python :: 3.7",
+  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
 ]
 dependencies = [
-    "numpy", 
-    "mpython-core"
+    "mpython-core",
+    "spm-runtime-R2024b; python_version>='3.9' and python_version<'3.13'",
+    "spm-runtime-R2023a; python_version=='3.8'",
+    "spm-runtime-R2021b; python_version=='3.7'",
+    "spm-runtime-R2020b; python_version=='3.6'",
 ]
 
+[project.optional-dependencies]
+latest = ["spm-runtime"]
+R2024b = ["spm-runtime-R2024b"]
+R2024a = ["spm-runtime-R2024a"]
+R2023b = ["spm-runtime-R2023b"]
+R2023a = ["spm-runtime-R2023a"]
+R2022b = ["spm-runtime-R2022b"]
+R2022a = ["spm-runtime-R2022a"]
+R2021b = ["spm-runtime-R2021b"]
+R2021a = ["spm-runtime-R2021a"]
+R2020b = ["spm-runtime-R2020b"]
+
 [project.urls]
 Repository = "https://github.com/spm/spm-python"
 
 [tool.setuptools.packages]
 find = {}
 
-[tool.setuptools.package-data]
-spm = ["_spm/_spm.ctf"]
-
 [tool.setuptools.dynamic]
 version = {attr = "spm._version.__version__"}
 

spm/__init__.py

@@ -1,12 +1,12 @@
 from mpython import (
-    Runtime,
     MatlabClass,
     MatlabFunction,
     Cell,
     Struct,
     Array,
     SparseArray,
 )
+from ._runtime import Runtime
 from ._version import __version__
 from .file_array import file_array
 from .gifti import gifti

spm/_runtime.py

@@ -0,0 +1,23 @@
+from mpython.runtime import Runtime as RuntimeBase
+
+
+class Runtime(RuntimeBase):
+    """
+    Runtime specialization that imports the correct CTF.
+    """
+
+    @classmethod
+    def _import_runtime(cls):
+        import spm_runtime
+        return spm_runtime
+
+
+class RuntimeMixin:
+    """
+    Mixin that SPM classes must inherit so that they can call the
+    correct runtime.
+    """
+
+    @classmethod
+    def _runtime(cls):
+        return Runtime