mirror of
https://github.com/infiniflow/ragflow.git
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Feat:new component Loop (#11447)
### What problem does this PR solve? issue: #10427 change: new component Loop ### Type of change - [x] New Feature (non-breaking change which adds functionality)
This commit is contained in:
buua436
32
agent/component/exit_loop.py
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32
agent/component/exit_loop.py
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#
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# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from abc import ABC
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from agent.component.base import ComponentBase, ComponentParamBase
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class ExitLoopParam(ComponentParamBase, ABC):
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def check(self):
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return True
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class ExitLoop(ComponentBase, ABC):
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component_name = "ExitLoop"
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def _invoke(self, **kwargs):
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pass
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def thoughts(self) -> str:
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return ""
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80
agent/component/loop.py
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80
agent/component/loop.py
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#
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# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from abc import ABC
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from agent.component.base import ComponentBase, ComponentParamBase
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class LoopParam(ComponentParamBase):
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"""
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Define the Loop component parameters.
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"""
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def __init__(self):
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super().__init__()
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self.loop_variables = []
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self.loop_termination_condition=[]
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self.maximum_loop_count = 0
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def get_input_form(self) -> dict[str, dict]:
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return {
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"items": {
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"type": "json",
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"name": "Items"
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}
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}
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def check(self):
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return True
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class Loop(ComponentBase, ABC):
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component_name = "Loop"
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def get_start(self):
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for cid in self._canvas.components.keys():
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if self._canvas.get_component(cid)["obj"].component_name.lower() != "loopitem":
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continue
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if self._canvas.get_component(cid)["parent_id"] == self._id:
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return cid
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def _invoke(self, **kwargs):
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if self.check_if_canceled("Loop processing"):
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return
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for item in self._param.loop_variables:
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if any([not item.get("variable"), not item.get("input_mode"), not item.get("value"),not item.get("type")]):
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assert "Loop Variable is not complete."
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if item["input_mode"]=="variable":
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self.set_output(item["variable"],self._canvas.get_variable_value(item["value"]))
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elif item["input_mode"]=="constant":
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self.set_output(item["variable"],item["value"])
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else:
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if item["type"] == "number":
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self.set_output(item["variable"], 0)
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elif item["type"] == "string":
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self.set_output(item["variable"], "")
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elif item["type"] == "boolean":
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self.set_output(item["variable"], False)
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elif item["type"].startswith("object"):
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self.set_output(item["variable"], {})
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elif item["type"].startswith("array"):
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self.set_output(item["variable"], [])
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else:
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self.set_output(item["variable"], "")
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def thoughts(self) -> str:
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return "Loop from canvas."
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163
agent/component/loopitem.py
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163
agent/component/loopitem.py
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#
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# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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from abc import ABC
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from agent.component.base import ComponentBase, ComponentParamBase
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class LoopItemParam(ComponentParamBase):
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"""
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Define the LoopItem component parameters.
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"""
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def check(self):
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return True
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class LoopItem(ComponentBase, ABC):
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component_name = "LoopItem"
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def __init__(self, canvas, id, param: ComponentParamBase):
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super().__init__(canvas, id, param)
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self._idx = 0
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def _invoke(self, **kwargs):
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if self.check_if_canceled("LoopItem processing"):
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return
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parent = self.get_parent()
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maximum_loop_count = parent._param.maximum_loop_count
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if self._idx >= maximum_loop_count:
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self._idx = -1
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return
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if self._idx > 0:
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if self.check_if_canceled("LoopItem processing"):
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return
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self._idx += 1
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def evaluate_condition(self,var, operator, value):
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if isinstance(var, str):
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if operator == "contains":
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return value in var
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elif operator == "not contains":
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return value not in var
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elif operator == "start with":
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return var.startswith(value)
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elif operator == "end with":
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return var.endswith(value)
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elif operator == "is":
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return var == value
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elif operator == "is not":
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return var != value
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elif operator == "empty":
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return var == ""
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elif operator == "not empty":
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return var != ""
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elif isinstance(var, (int, float)):
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if operator == "=":
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return var == value
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elif operator == "≠":
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return var != value
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elif operator == ">":
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return var > value
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elif operator == "<":
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return var < value
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elif operator == "≥":
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return var >= value
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elif operator == "≤":
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return var <= value
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elif operator == "empty":
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return var is None
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elif operator == "not empty":
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return var is not None
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elif isinstance(var, bool):
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if operator == "is":
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return var is value
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elif operator == "is not":
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return var is not value
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elif operator == "empty":
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return var is None
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elif operator == "not empty":
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return var is not None
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elif isinstance(var, dict):
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if operator == "empty":
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return len(var) == 0
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elif operator == "not empty":
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return len(var) > 0
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elif isinstance(var, list):
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if operator == "contains":
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return value in var
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elif operator == "not contains":
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return value not in var
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elif operator == "is":
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return var == value
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elif operator == "is not":
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return var != value
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elif operator == "empty":
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return len(var) == 0
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elif operator == "not empty":
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return len(var) > 0
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raise Exception(f"Invalid operator: {operator}")
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def end(self):
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if self._idx == -1:
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return True
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parent = self.get_parent()
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logical_operator = parent._param.logical_operator if hasattr(parent._param, "logical_operator") else "and"
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conditions = []
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for item in parent._param.loop_termination_condition:
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if not item.get("variable") or not item.get("operator"):
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raise ValueError("Loop condition is incomplete.")
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var = self._canvas.get_variable_value(item["variable"])
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operator = item["operator"]
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input_mode = item.get("input_mode", "constant")
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if input_mode == "variable":
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value = self._canvas.get_variable_value(item.get("value", ""))
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elif input_mode == "constant":
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value = item.get("value", "")
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else:
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raise ValueError("Invalid input mode.")
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conditions.append(self.evaluate_condition(var, operator, value))
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should_end = (
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all(conditions) if logical_operator == "and"
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else any(conditions) if logical_operator == "or"
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else None
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)
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if should_end is None:
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raise ValueError("Invalid logical operator,should be 'and' or 'or'.")
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if should_end:
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self._idx = -1
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return True
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return False
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def next(self):
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if self._idx == -1:
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self._idx = 0
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else:
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self._idx += 1
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if self._idx >= len(self._items):
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self._idx = -1
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return False
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def thoughts(self) -> str:
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return "Next turn..."
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