added instance method isfinite to pytorch tensor (pytorch frontend) (#…

…22010)

ivy/functional/backends/tensorflow/elementwise.py

@@ -337,6 +337,7 @@ def greater_equal(
     return tf.math.greater_equal(x1, x2)
 
 
+@with_unsupported_dtypes({"2.13.0 and below": ("bool",)}, backend_version)
 def isfinite(
     x: Union[tf.Tensor, tf.Variable],
     /,

ivy/functional/frontends/torch/tensor.py

@@ -1127,6 +1127,9 @@ def fix_(self):
         self.ivy_array = self.fix().ivy_array
         return self
 
+    def isfinite(self):
+        return torch_frontend.isfinite(self._ivy_array)
+
     def isinf(self):
         return torch_frontend.isinf(self._ivy_array)
 

ivy_tests/test_ivy/test_frontends/test_torch/test_tensor.py

@@ -10019,6 +10019,39 @@ def test_torch_tensor_norm(
     )
 
 
+# isfinite
+@handle_frontend_method(
+    class_tree=CLASS_TREE,
+    init_tree="torch.tensor",
+    method_name="isfinite",
+    dtype_and_x=helpers.dtype_and_values(
+        available_dtypes=helpers.get_dtypes("valid"),
+    ),
+)
+def test_torch_tensor_isfinite(
+    dtype_and_x,
+    frontend_method_data,
+    init_flags,
+    method_flags,
+    frontend,
+    on_device,
+    backend_fw,
+):
+    input_dtype, x = dtype_and_x
+    helpers.test_frontend_method(
+        init_input_dtypes=input_dtype,
+        backend_to_test=backend_fw,
+        init_all_as_kwargs_np={"data": x[0]},
+        method_input_dtypes=input_dtype,
+        method_all_as_kwargs_np={},
+        frontend_method_data=frontend_method_data,
+        init_flags=init_flags,
+        method_flags=method_flags,
+        frontend=frontend,
+        on_device=on_device,
+    )
+
+
 # isinf
 @handle_frontend_method(
     class_tree=CLASS_TREE,