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[proof-of-concept] add CodeCollectorMapper, use as tooltip #553

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[proof-of-concept] add CodeCollectorMapper, use as tooltip #553

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39 changes: 34 additions & 5 deletions pytato/visualization/dot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,7 @@
from pytato.function import Call, FunctionDefinition, NamedCallResult
from pytato.loopy import LoopyCall
from pytato.tags import FunctionIdentifier
from pytato.transform import ArrayOrNames, CachedMapper, InputGatherer
from pytato.transform import ArrayOrNames, CachedMapper, CachedWalkMapper, InputGatherer


if TYPE_CHECKING:
Expand Down Expand Up @@ -178,6 +178,33 @@ def stringify_shape(shape: ShapeType) -> str:
return "(" + ", ".join(components) + ")"


class CodeCollectorMapper(CachedWalkMapper):
def __init__(self) -> None:
super().__init__()
from pytools import Table
self.code = []
self.table = Table()

def get_cache_key(self, expr: ArrayOrNames, *args: Any, **kwargs: Any) -> Any:
return expr

def post_visit(self, expr):
non_equality_tags = expr.non_equality_tags

code = _stringify_created_at(non_equality_tags).split("\n")

# If traceback tag is not enabled
if len(code) < 2:
code.append("")

# Deduplicate consecutive lines
if len(self.code) > 0 and code == self.code[-1]:
return

self.code.append(code)
self.table.add_row((code[0][-10:], code[1]))


class ArrayToDotNodeInfoMapper(CachedMapper[ArrayOrNames]):
def __init__(self) -> None:
super().__init__()
Expand Down Expand Up @@ -519,7 +546,9 @@ def _gather_partition_node_information(

for part in partition.parts.values():
mapper = ArrayToDotNodeInfoMapper()
ccm = CodeCollectorMapper()
for out_name in part.output_names:
ccm(partition.name_to_output[out_name])
mapper(partition.name_to_output[out_name])

part_id_func_to_node_info[part.pid, None] = mapper.node_to_dot
Expand Down Expand Up @@ -561,7 +590,7 @@ def gather_function_info(f: FunctionDefinition) -> None:

part_id_to_func_to_id.setdefault(part.pid, {})[f] = fid

return part_id_to_func_to_id, part_id_func_to_node_info
return part_id_to_func_to_id, part_id_func_to_node_info, ccm.table

# }}}

Expand Down Expand Up @@ -610,7 +639,7 @@ def get_dot_graph_from_partition(partition: DistributedGraphPartition) -> str:

# The "None" function is the body of the partition.

part_id_to_func_to_id, part_id_func_to_node_info = \
part_id_to_func_to_id, part_id_func_to_node_info, code = \
_gather_partition_node_information(id_gen, partition)

# }}}
Expand All @@ -620,7 +649,7 @@ def get_dot_graph_from_partition(partition: DistributedGraphPartition) -> str:

emitted_placeholders = set()

emit_root("node [shape=rectangle]")
emit_root(f'node [shape=rectangle] tooltip="{dot_escape_leave_space(code.raw())}"')

placeholder_to_id: dict[ArrayOrNames, str] = {}
part_id_to_array_to_id: dict[PartId, dict[ArrayOrNames, str]] = {}
Expand Down Expand Up @@ -683,7 +712,7 @@ def get_dot_graph_from_partition(partition: DistributedGraphPartition) -> str:

# }}}

# {{{ emit receives nodes
# {{{ emit receive nodes

part_dist_recv_var_name_to_node_id = {}
for name, recv in (
Expand Down
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