mirror of
https://github.com/aykhans/AzSuicideDataVisualization.git
synced 2025-04-22 10:28:02 +00:00
85 lines
2.6 KiB
Python
85 lines
2.6 KiB
Python
# Copyright 2018-2022 Streamlit Inc.
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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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import textwrap
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from typing import Any, Optional, TYPE_CHECKING
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import streamlit
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from streamlit import type_util
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from streamlit.elements.form import is_in_form
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from streamlit.errors import StreamlitAPIException
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from streamlit.state import get_session_state, WidgetCallback
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if TYPE_CHECKING:
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from streamlit.delta_generator import DeltaGenerator
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def clean_text(text: Any) -> str:
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"""Convert an object to text, dedent it, and strip whitespace."""
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return textwrap.dedent(str(text)).strip()
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def last_index_for_melted_dataframes(data):
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if type_util.is_dataframe_compatible(data):
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data = type_util.convert_anything_to_df(data)
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if data.index.size > 0:
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return data.index[-1]
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return None
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def check_callback_rules(
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dg: "DeltaGenerator", on_change: Optional[WidgetCallback]
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) -> None:
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if (
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streamlit._is_running_with_streamlit
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and is_in_form(dg)
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and on_change is not None
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):
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raise StreamlitAPIException(
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"With forms, callbacks can only be defined on the `st.form_submit_button`."
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" Defining callbacks on other widgets inside a form is not allowed."
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)
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_shown_default_value_warning = False
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def check_session_state_rules(
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default_value: Any, key: Optional[str], writes_allowed: bool = True
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) -> None:
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global _shown_default_value_warning
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if key is None or not streamlit._is_running_with_streamlit:
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return
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session_state = get_session_state()
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if not session_state.is_new_state_value(key):
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return
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if not writes_allowed:
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raise StreamlitAPIException(
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"Values for st.button, st.download_button, st.file_uploader, and "
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"st.form cannot be set using st.session_state."
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)
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if default_value is not None and not _shown_default_value_warning:
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streamlit.warning(
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f'The widget with key "{key}" was created with a default value but'
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" also had its value set via the Session State API."
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)
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_shown_default_value_warning = True
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