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bt2: pass custom Python object to Python component's __init__()
[babeltrace.git]
/
src
/
bindings
/
python
/
bt2
/
bt2
/
graph.py
diff --git
a/src/bindings/python/bt2/bt2/graph.py
b/src/bindings/python/bt2/bt2/graph.py
index aa6b8a74669bb112bee47bbd36e25f1cbca587b0..b8cdb1f4f9653682baa0830629206b2c68904d24 100644
(file)
--- a/
src/bindings/python/bt2/bt2/graph.py
+++ b/
src/bindings/python/bt2/bt2/graph.py
@@
-84,31
+84,32
@@
class Graph(object._SharedObject):
component_class,
name,
params=None,
component_class,
name,
params=None,
+ obj=None,
logging_level=bt2_logging.LoggingLevel.NONE,
):
if isinstance(component_class, bt2_component._SourceComponentClass):
cc_ptr = component_class._ptr
logging_level=bt2_logging.LoggingLevel.NONE,
):
if isinstance(component_class, bt2_component._SourceComponentClass):
cc_ptr = component_class._ptr
- add_fn = native_bt.graph_add_source_component
+ add_fn = native_bt.
bt2_
graph_add_source_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SOURCE
elif isinstance(component_class, bt2_component._FilterComponentClass):
cc_ptr = component_class._ptr
cc_type = native_bt.COMPONENT_CLASS_TYPE_SOURCE
elif isinstance(component_class, bt2_component._FilterComponentClass):
cc_ptr = component_class._ptr
- add_fn = native_bt.graph_add_filter_component
+ add_fn = native_bt.
bt2_
graph_add_filter_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_FILTER
elif isinstance(component_class, bt2_component._SinkComponentClass):
cc_ptr = component_class._ptr
cc_type = native_bt.COMPONENT_CLASS_TYPE_FILTER
elif isinstance(component_class, bt2_component._SinkComponentClass):
cc_ptr = component_class._ptr
- add_fn = native_bt.graph_add_sink_component
+ add_fn = native_bt.
bt2_
graph_add_sink_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SINK
elif issubclass(component_class, bt2_component._UserSourceComponent):
cc_ptr = component_class._bt_cc_ptr
cc_type = native_bt.COMPONENT_CLASS_TYPE_SINK
elif issubclass(component_class, bt2_component._UserSourceComponent):
cc_ptr = component_class._bt_cc_ptr
- add_fn = native_bt.graph_add_source_component
+ add_fn = native_bt.
bt2_
graph_add_source_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SOURCE
elif issubclass(component_class, bt2_component._UserSinkComponent):
cc_ptr = component_class._bt_cc_ptr
cc_type = native_bt.COMPONENT_CLASS_TYPE_SOURCE
elif issubclass(component_class, bt2_component._UserSinkComponent):
cc_ptr = component_class._bt_cc_ptr
- add_fn = native_bt.graph_add_sink_component
+ add_fn = native_bt.
bt2_
graph_add_sink_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SINK
elif issubclass(component_class, bt2_component._UserFilterComponent):
cc_ptr = component_class._bt_cc_ptr
cc_type = native_bt.COMPONENT_CLASS_TYPE_SINK
elif issubclass(component_class, bt2_component._UserFilterComponent):
cc_ptr = component_class._bt_cc_ptr
- add_fn = native_bt.graph_add_filter_component
+ add_fn = native_bt.
bt2_
graph_add_filter_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_FILTER
else:
raise TypeError(
cc_type = native_bt.COMPONENT_CLASS_TYPE_FILTER
else:
raise TypeError(
@@
-119,11
+120,17
@@
class Graph(object._SharedObject):
utils._check_str(name)
utils._check_log_level(logging_level)
utils._check_str(name)
utils._check_log_level(logging_level)
- params = bt2.create_value(params)
+ base_cc_ptr = component_class._bt_component_class_ptr()
+
+ if obj is not None and not native_bt.bt2_is_python_component_class(base_cc_ptr):
+ raise ValueError('cannot pass a Python object to a non-Python component')
+ params = bt2.create_value(params)
params_ptr = params._ptr if params is not None else None
params_ptr = params._ptr if params is not None else None
- status, comp_ptr = add_fn(self._ptr, cc_ptr, name, params_ptr, logging_level)
+ status, comp_ptr = add_fn(
+ self._ptr, cc_ptr, name, params_ptr, obj, logging_level
+ )
utils._handle_func_status(status, 'cannot add component to graph')
assert comp_ptr
return bt2_component._create_component_from_ptr(comp_ptr, cc_type)
utils._handle_func_status(status, 'cannot add component to graph')
assert comp_ptr
return bt2_component._create_component_from_ptr(comp_ptr, cc_type)
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