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0e1a6e3770
* unified search app added to graphrag repository * ignore print statements * update words for unified-search * fix lint errors * fix lint error * fix module name --------- Co-authored-by: Gaudy Blanco <gaudy-microsoft@MacBook-Pro-m4-Gaudy-For-Work.local>
54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
# Copyright (c) 2024 Microsoft Corporation.
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# Licensed under the MIT License
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"""Session variable module."""
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import traceback
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from typing import Any
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import streamlit as st
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class SessionVariable:
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"""Define the session variable structure that will be used in the app."""
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def __init__(self, default: Any = "", prefix: str = ""):
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"""Create a managed session variable with a default value and a prefix.
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The prefix is used to avoid collisions between variables with the same name.
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To modify the variable use the value property, for example: `name.value = "Bob"`
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To get the value use the variable itself, for example: `name`
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Use this class to avoid using st.session_state dictionary directly and be able to
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just use the variables. These variables will share values across files as long as you use
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the same variable name and prefix.
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"""
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(_, _, _, text) = traceback.extract_stack()[-2]
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var_name = text[: text.find("=")].strip()
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self._key = "_".join(arg for arg in [prefix, var_name] if arg != "")
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self._value = default
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if self._key not in st.session_state:
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st.session_state[self._key] = default
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@property
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def key(self) -> str:
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"""Key property definition."""
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return self._key
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@property
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def value(self) -> Any:
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"""Value property definition."""
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return st.session_state[self._key]
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@value.setter
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def value(self, value: Any) -> None:
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"""Value setter definition."""
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st.session_state[self._key] = value
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def __repr__(self) -> Any:
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"""Repr method definition."""
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return str(st.session_state[self._key])
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