py-keras: add v3.8.0, remove optional deps (spack#48461)

var/spack/repos/builtin/packages/py-keras/package.py

@@ -22,6 +22,7 @@ class PyKeras(PythonPackage):
     maintainers("adamjstewart")
     license("Apache-2.0")
 
+    version("3.8.0", sha256="6289006e6f6cb2b68a563b58cf8ae5a45569449c5a791df6b2f54c1877f3f344")
     version("3.7.0", sha256="a4451a5591e75dfb414d0b84a3fd2fb9c0240cc87ebe7e397f547ce10b0e67b7")
     version("3.6.0", sha256="405727525a3522ed8f9ec0b46e0667e4c65fcf714a067322c16a00d902ded41d")
     version("3.5.0", sha256="53ae4f9472ec9d9c6941c82a3fda86969724ace3b7630a94ba0a1f17ba1065c3")
@@ -64,6 +65,7 @@ class PyKeras(PythonPackage):
     version("2.2.1", sha256="0d3cb14260a3fa2f4a5c4c9efa72226ffac3b4c50135ba6edaf2b3d1d23b11ee")
     version("2.2.0", sha256="5b8499d157af217f1a5ee33589e774127ebc3e266c833c22cb5afbb0ed1734bf")
 
+    # TODO: add openvino backend (keras 3.8+)
     variant(
         "backend",
         default="tensorflow",
@@ -85,30 +87,28 @@ class PyKeras(PythonPackage):
         depends_on("py-absl-py", when="@2.6:")
         depends_on("py-numpy")
         depends_on("py-rich", when="@3:")
-        depends_on("[email protected]:", when="@3.3.3:")
         depends_on("py-namex", when="@3:")
         depends_on("py-h5py")
         depends_on("py-optree", when="@3.1:")
         depends_on("py-ml-dtypes", when="@3.0.5:")
         depends_on("py-packaging", when="@3.4:")
 
         # requirements-common.txt
-        depends_on("py-scipy")
-        depends_on("py-pandas")
-        depends_on("py-requests", when="@3:")
-        depends_on("py-protobuf", when="@3:")
+        # Many more (optional?) dependencies
 
         # requirements-tensorflow-cuda.txt
         with when("backend=tensorflow"):
             depends_on("[email protected]", when="@3.7:")
             depends_on("[email protected]", when="@3.5:3.6")
             depends_on("[email protected]:2.16", when="@3.0:3.4")
+            # depends_on("py-tf2onnx", when="@3.8:")
 
         # requirements-jax-cuda.txt
         with when("backend=jax"):
             depends_on("[email protected]", when="@3.6:")
             depends_on("[email protected]", when="@3.0.5:3.5")
             depends_on("py-jax", when="@3:")
+            # depends_on("py-flax", when="@3.2:")
 
         # requirements-torch-cuda.txt
         with when("backend=torch"):
@@ -126,6 +126,7 @@ class PyKeras(PythonPackage):
             depends_on("[email protected]", when="@3.0.3:3.0.5")
             depends_on("[email protected]", when="@3.0.1:3.0.2")
             depends_on("[email protected]", when="@3.0.0")
+            # depends_on("py-torch-xla", when="@3.8:")
 
     # Historical dependencies
     with default_args(type="build"):