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1239f5afc8
…e graph feature (#1727) ### What problem does this PR solve? ### Type of change - [x] Bug Fix (non-breaking change which fixes an issue)
137 lines
4.6 KiB
Python
137 lines
4.6 KiB
Python
#
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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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import json
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import re
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from jinja2 import StrictUndefined
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from jinja2.sandbox import SandboxedEnvironment
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from agent.component.base import ComponentBase, ComponentParamBase
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class TemplateParam(ComponentParamBase):
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"""
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Define the Generate component parameters.
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"""
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def __init__(self):
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super().__init__()
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self.content = ""
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self.parameters = []
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def check(self):
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self.check_empty(self.content, "[Template] Content")
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return True
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class Template(ComponentBase):
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component_name = "Template"
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def get_dependent_components(self):
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inputs = self.get_input_elements()
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cpnts = set([i["key"] for i in inputs if i["key"].lower().find("answer") < 0 and i["key"].lower().find("begin") < 0])
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return list(cpnts)
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def get_input_elements(self):
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key_set = set([])
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res = []
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for r in re.finditer(r"\{([a-z]+[:@][a-z0-9_-]+)\}", self._param.content, flags=re.IGNORECASE):
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cpn_id = r.group(1)
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if cpn_id in key_set:
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continue
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if cpn_id.lower().find("begin@") == 0:
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cpn_id, key = cpn_id.split("@")
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for p in self._canvas.get_component(cpn_id)["obj"]._param.query:
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if p["key"] != key:
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continue
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res.append({"key": r.group(1), "name": p["name"]})
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key_set.add(r.group(1))
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continue
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cpn_nm = self._canvas.get_component_name(cpn_id)
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if not cpn_nm:
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continue
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res.append({"key": cpn_id, "name": cpn_nm})
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key_set.add(cpn_id)
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return res
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def _run(self, history, **kwargs):
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content = self._param.content
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self._param.inputs = []
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for para in self.get_input_elements():
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if para["key"].lower().find("begin@") == 0:
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cpn_id, key = para["key"].split("@")
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for p in self._canvas.get_component(cpn_id)["obj"]._param.query:
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if p["key"] == key:
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value = p.get("value", "")
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self.make_kwargs(para, kwargs, value)
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break
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else:
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assert False, f"Can't find parameter '{key}' for {cpn_id}"
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continue
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component_id = para["key"]
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cpn = self._canvas.get_component(component_id)["obj"]
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if cpn.component_name.lower() == "answer":
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hist = self._canvas.get_history(1)
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if hist:
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hist = hist[0]["content"]
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else:
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hist = ""
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self.make_kwargs(para, kwargs, hist)
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continue
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_, out = cpn.output(allow_partial=False)
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result = ""
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if "content" in out.columns:
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result = "\n".join([o if isinstance(o, str) else str(o) for o in out["content"]])
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self.make_kwargs(para, kwargs, result)
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env = SandboxedEnvironment(
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autoescape=True,
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undefined=StrictUndefined,
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)
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template = env.from_string(content)
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try:
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content = template.render(kwargs)
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except Exception:
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pass
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for n, v in kwargs.items():
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if not isinstance(v, str):
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try:
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v = json.dumps(v, ensure_ascii=False)
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except Exception:
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pass
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# Process backslashes in strings, Use Lambda function to avoid escape issues
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if isinstance(v, str):
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v = v.replace("\\", "\\\\")
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content = re.sub(r"\{%s\}" % re.escape(n), lambda match: v, content)
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content = re.sub(r"(#+)", r" \1 ", content)
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return Template.be_output(content)
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def make_kwargs(self, para, kwargs, value):
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self._param.inputs.append({"component_id": para["key"], "content": value})
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try:
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value = json.loads(value)
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except Exception:
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pass
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kwargs[para["key"]] = value
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