Adding f8_ops to api documentation

Reviewers: #tensorflow, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, #tech_docs, jamiep, zigmasb

Reviewed By: #tensorflow, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, #tech_docs, jamiep, zigmasb

Subscribers: grahamh

Maniphest Tasks: T65634

Differential Revision: https://phabricator.sourcevertex.net/D78924

Author: Alfie-Edwards

tensorflow/compiler/plugin/poplar/docs/api.rst

@@ -212,6 +212,11 @@ It is also possible to access the operators via the
   :imported-members:
   :exclude-members: mul, reduce
 
+.. automodule:: tensorflow.python.ipu.f8_ops
+  :members:
+  :imported-members:
+  :exclude-members: canonicalise_input, canonicalise_output
+
 .. automodule:: tensorflow.python.ipu.reduce_scatter_op
   :members:
   :imported-members:

tensorflow/python/ipu/BUILD

@@ -28,6 +28,7 @@ py_library(
         "ops/cross_replica_ops.py",
         "ops/embedded_runtime.py",
         "ops/embedding_ops.py",
+        "ops/f8_ops.py",
         "ops/functional_ops.py",
         "ops/grad_util_ops.py",
         "ops/image_ops.py",

tensorflow/python/ipu/__init__.py

@@ -29,6 +29,7 @@
 from tensorflow.python.ipu.ops import embedded_runtime
 from tensorflow.python.ipu.ops import embedding_ops
 from tensorflow.python.ipu.ops import embedding_ops_grad
+from tensorflow.python.ipu.ops import f8_ops
 from tensorflow.python.ipu.ops import functional_ops
 from tensorflow.python.ipu.ops import functional_ops_grad
 from tensorflow.python.ipu.ops import grad_util_ops