Mise à jour de Monitor.py et autres scripts

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Debian
2025-07-23 10:46:27 +02:00
parent 7081418ce0
commit 7de3e0fb50
8604 changed files with 2789953 additions and 295 deletions

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# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Contains the files and modules for the exposed API."""
import streamlit
from streamlit.components.v1.component_registry import declare_component
# `html` and `iframe` are part of Custom Components, so they appear in this
# `streamlit.components.v1` namespace.
html = streamlit._main._html
iframe = streamlit._main._iframe
__all__ = [
"declare_component",
"html",
"iframe",
]

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# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Data marshalling utilities for ArrowTable protobufs, which are used by
CustomComponent for dataframe serialization.
"""
from __future__ import annotations
from typing import TYPE_CHECKING, Any
from streamlit import dataframe_util
from streamlit.elements.lib import pandas_styler_utils
if TYPE_CHECKING:
from pandas import DataFrame, Index, Series
from streamlit.proto.Components_pb2 import ArrowTable as ArrowTableProto
def _maybe_tuple_to_list(item: Any) -> Any:
"""Convert a tuple to a list. Leave as is if it's not a tuple."""
return list(item) if isinstance(item, tuple) else item
def marshall(
proto: ArrowTableProto, data: Any, default_uuid: str | None = None
) -> None:
"""Marshall data into an ArrowTable proto.
Parameters
----------
proto : proto.ArrowTable
Output. The protobuf for a Streamlit ArrowTable proto.
data : pandas.DataFrame, pandas.Styler, numpy.ndarray, Iterable, dict, or None
Something that is or can be converted to a dataframe.
"""
if dataframe_util.is_pandas_styler(data):
pandas_styler_utils.marshall_styler(proto, data, default_uuid) # type: ignore
df = dataframe_util.convert_anything_to_pandas_df(data)
_marshall_index(proto, df.index)
_marshall_columns(proto, df.columns)
_marshall_data(proto, df)
def _marshall_index(proto: ArrowTableProto, index: Index) -> None:
"""Marshall pandas.DataFrame index into an ArrowTable proto.
Parameters
----------
proto : proto.ArrowTable
Output. The protobuf for a Streamlit ArrowTable proto.
index : pd.Index
Index to use for resulting frame.
Will default to RangeIndex (0, 1, 2, ..., n) if no index is provided.
"""
import pandas as pd
index = map(_maybe_tuple_to_list, index.values)
index_df = pd.DataFrame(index)
proto.index = dataframe_util.convert_pandas_df_to_arrow_bytes(index_df)
def _marshall_columns(proto: ArrowTableProto, columns: Series) -> None:
"""Marshall pandas.DataFrame columns into an ArrowTable proto.
Parameters
----------
proto : proto.ArrowTable
Output. The protobuf for a Streamlit ArrowTable proto.
columns : Series
Column labels to use for resulting frame.
Will default to RangeIndex (0, 1, 2, ..., n) if no column labels are provided.
"""
import pandas as pd
columns = map(_maybe_tuple_to_list, columns.values)
columns_df = pd.DataFrame(columns)
proto.columns = dataframe_util.convert_pandas_df_to_arrow_bytes(columns_df)
def _marshall_data(proto: ArrowTableProto, df: DataFrame) -> None:
"""Marshall pandas.DataFrame data into an ArrowTable proto.
Parameters
----------
proto : proto.ArrowTable
Output. The protobuf for a Streamlit ArrowTable proto.
df : pandas.DataFrame
A dataframe to marshall.
"""
proto.data = dataframe_util.convert_pandas_df_to_arrow_bytes(df)
def arrow_proto_to_dataframe(proto: ArrowTableProto) -> DataFrame:
"""Convert ArrowTable proto to pandas.DataFrame.
Parameters
----------
proto : proto.ArrowTable
Output. pandas.DataFrame
"""
if dataframe_util.is_pyarrow_version_less_than("14.0.1"):
raise RuntimeError(
"The installed pyarrow version is not compatible with this component. "
"Please upgrade to 14.0.1 or higher: pip install -U pyarrow"
)
import pandas as pd
data = dataframe_util.convert_arrow_bytes_to_pandas_df(proto.data)
index = dataframe_util.convert_arrow_bytes_to_pandas_df(proto.index)
columns = dataframe_util.convert_arrow_bytes_to_pandas_df(proto.columns)
return pd.DataFrame(
data.to_numpy(),
index=index.to_numpy().T.tolist(),
columns=columns.to_numpy().T.tolist(),
)

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# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import annotations
import inspect
import os
from pathlib import Path
from typing import TYPE_CHECKING
from streamlit.components.v1.custom_component import CustomComponent
from streamlit.runtime import get_instance
from streamlit.runtime.scriptrunner_utils.script_run_context import get_script_run_ctx
if TYPE_CHECKING:
from types import FrameType
from streamlit.components.types.base_component_registry import BaseComponentRegistry
def _get_module_name(caller_frame: FrameType) -> str:
# Get the caller's module name. `__name__` gives us the module's
# fully-qualified name, which includes its package.
module = inspect.getmodule(caller_frame)
assert module is not None
module_name = module.__name__
# If the caller was the main module that was executed (that is, if the
# user executed `python my_component.py`), then this name will be
# "__main__" instead of the actual package name. In this case, we use
# the main module's filename, sans `.py` extension, as the component name.
if module_name == "__main__":
file_path = inspect.getfile(caller_frame)
filename = os.path.basename(file_path)
module_name, _ = os.path.splitext(filename)
return module_name
def declare_component(
name: str,
path: str | Path | None = None,
url: str | None = None,
) -> CustomComponent:
"""Create a custom component and register it if there is a ``ScriptRunContext``.
The component is not registered when there is no ``ScriptRunContext``.
This can happen when a ``CustomComponent`` is executed as standalone
command (e.g. for testing).
To use this function, import it from the ``streamlit.components.v1``
module.
.. warning::
Using ``st.components.v1.declare_component`` directly (instead of
importing its module) is deprecated and will be disallowed in a later
version.
Parameters
----------
name : str
A short, descriptive name for the component, like "slider".
path: str, Path, or None
The path to serve the component's frontend files from. The path should
be absolute. If ``path`` is ``None`` (default), Streamlit will serve
the component from the location in ``url``. Either ``path`` or ``url``
must be specified, but not both.
url: str or None
The URL that the component is served from. If ``url`` is ``None``
(default), Streamlit will serve the component from the location in
``path``. Either ``path`` or ``url`` must be specified, but not both.
Returns
-------
CustomComponent
A ``CustomComponent`` that can be called like a function.
Calling the component will create a new instance of the component
in the Streamlit app.
"""
if path is not None and isinstance(path, Path):
path = str(path)
# Get our stack frame.
current_frame: FrameType | None = inspect.currentframe()
assert current_frame is not None
# Get the stack frame of our calling function.
caller_frame = current_frame.f_back
assert caller_frame is not None
module_name = _get_module_name(caller_frame)
# Build the component name.
component_name = f"{module_name}.{name}"
# Create our component object, and register it.
component = CustomComponent(
name=component_name, path=path, url=url, module_name=module_name
)
# the ctx can be None if a custom component script is run outside of Streamlit, e.g. via 'python ...'
ctx = get_script_run_ctx()
if ctx is not None:
get_instance().component_registry.register_component(component)
return component
# Keep for backwards-compatibility for now as we don't know whether existing custom
# components use this method. We made significant refactors to the custom component
# registry code in https://github.com/streamlit/streamlit/pull/8193 and after
# that is out in the wild, we can follow-up with more refactorings, e.g. remove
# the following class and method. When we do that, we should conduct some testing with
# popular custom components.
class ComponentRegistry:
@classmethod
def instance(cls) -> BaseComponentRegistry:
"""Returns the ComponentRegistry of the runtime instance."""
return get_instance().component_registry

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# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# The components.py file exists because existing custom components have started
# to rely on internals of the components package. For example, streamlit-option-menu accesses
# [register_widget](https://github.com/victoryhb/streamlit-option-menu/blob/master/streamlit_option_menu/streamlit_callback.py#L28),
# which is only a transitive import through `streamlit.components.v1.custom_component`.
# Since we do not know what other internals are used out in the wild, let's try to
# model the old behavior and not to break things.
# This should be cleaned up in the future, e.g. as part of components v2.
from streamlit.components.v1.component_registry import (
declare_component,
)
from streamlit.components.v1.custom_component import (
CustomComponent,
MarshallComponentException,
)
from streamlit.runtime.state import register_widget
__all__ = [
"CustomComponent",
"declare_component",
"MarshallComponentException",
"register_widget",
]

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# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2025)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import annotations
import json
from typing import TYPE_CHECKING, Any
from streamlit.components.types.base_custom_component import BaseCustomComponent
from streamlit.dataframe_util import is_dataframe_like
from streamlit.delta_generator_singletons import get_dg_singleton_instance
from streamlit.elements.lib.form_utils import current_form_id
from streamlit.elements.lib.policies import check_cache_replay_rules
from streamlit.elements.lib.utils import compute_and_register_element_id
from streamlit.errors import StreamlitAPIException
from streamlit.proto.Components_pb2 import ArrowTable as ArrowTableProto
from streamlit.proto.Components_pb2 import SpecialArg
from streamlit.proto.Element_pb2 import Element
from streamlit.runtime.metrics_util import gather_metrics
from streamlit.runtime.scriptrunner_utils.script_run_context import get_script_run_ctx
from streamlit.runtime.state import register_widget
from streamlit.type_util import is_bytes_like, to_bytes
if TYPE_CHECKING:
from streamlit.delta_generator import DeltaGenerator
from streamlit.runtime.state.common import WidgetCallback
class MarshallComponentException(StreamlitAPIException):
"""Class for exceptions generated during custom component marshalling."""
pass
class CustomComponent(BaseCustomComponent):
"""A Custom Component declaration."""
def __call__(
self,
*args,
default: Any = None,
key: str | None = None,
on_change: WidgetCallback | None = None,
**kwargs,
) -> Any:
"""An alias for create_instance."""
return self.create_instance(
*args,
default=default,
key=key,
on_change=on_change,
**kwargs,
)
@gather_metrics("create_instance")
def create_instance(
self,
*args,
default: Any = None,
key: str | None = None,
on_change: WidgetCallback | None = None,
**kwargs,
) -> Any:
"""Create a new instance of the component.
Parameters
----------
*args
Must be empty; all args must be named. (This parameter exists to
enforce correct use of the function.)
default: any or None
The default return value for the component. This is returned when
the component's frontend hasn't yet specified a value with
`setComponentValue`.
key: str or None
If not None, this is the user key we use to generate the
component's "widget ID".
on_change: WidgetCallback or None
An optional callback invoked when the widget's value changes. No arguments are passed to it.
**kwargs
Keyword args to pass to the component.
Returns
-------
any or None
The component's widget value.
"""
if len(args) > 0:
raise MarshallComponentException(f"Argument '{args[0]}' needs a label")
try:
import pyarrow # noqa: F401, ICN001
from streamlit.components.v1 import component_arrow
except ImportError:
raise StreamlitAPIException(
"""To use Custom Components in Streamlit, you need to install
PyArrow. To do so locally:
`pip install pyarrow`
And if you're using Streamlit Cloud, add "pyarrow" to your requirements.txt."""
)
check_cache_replay_rules()
# In addition to the custom kwargs passed to the component, we also
# send the special 'default' and 'key' params to the component
# frontend.
all_args = dict(kwargs, default=default, key=key)
json_args = {}
special_args = []
for arg_name, arg_val in all_args.items():
if is_bytes_like(arg_val):
bytes_arg = SpecialArg()
bytes_arg.key = arg_name
bytes_arg.bytes = to_bytes(arg_val)
special_args.append(bytes_arg)
elif is_dataframe_like(arg_val):
dataframe_arg = SpecialArg()
dataframe_arg.key = arg_name
component_arrow.marshall(dataframe_arg.arrow_dataframe.data, arg_val)
special_args.append(dataframe_arg)
else:
json_args[arg_name] = arg_val
try:
serialized_json_args = json.dumps(json_args)
except Exception as ex:
raise MarshallComponentException(
"Could not convert component args to JSON", ex
)
def marshall_component(dg: DeltaGenerator, element: Element) -> Any:
element.component_instance.component_name = self.name
element.component_instance.form_id = current_form_id(dg)
if self.url is not None:
element.component_instance.url = self.url
# Normally, a widget's element_hash (which determines
# its identity across multiple runs of an app) is computed
# by hashing its arguments. This means that, if any of the arguments
# to the widget are changed, Streamlit considers it a new widget
# instance and it loses its previous state.
#
# However! If a *component* has a `key` argument, then the
# component's hash identity is determined by entirely by
# `component_name + url + key`. This means that, when `key`
# exists, the component will maintain its identity even when its
# other arguments change, and the component's iframe won't be
# remounted on the frontend.
def marshall_element_args():
element.component_instance.json_args = serialized_json_args
element.component_instance.special_args.extend(special_args)
ctx = get_script_run_ctx()
if key is None:
marshall_element_args()
computed_id = compute_and_register_element_id(
"component_instance",
user_key=key,
form_id=current_form_id(dg),
name=self.name,
url=self.url,
json_args=serialized_json_args,
special_args=special_args,
)
else:
computed_id = compute_and_register_element_id(
"component_instance",
user_key=key,
form_id=current_form_id(dg),
name=self.name,
url=self.url,
)
element.component_instance.id = computed_id
def deserialize_component(ui_value, widget_id=""):
# ui_value is an object from json, an ArrowTable proto, or a bytearray
return ui_value
component_state = register_widget(
element.component_instance.id,
deserializer=deserialize_component,
serializer=lambda x: x,
ctx=ctx,
on_change_handler=on_change,
value_type="json_value",
)
widget_value = component_state.value
if key is not None:
marshall_element_args()
if widget_value is None:
widget_value = default
elif isinstance(widget_value, ArrowTableProto):
widget_value = component_arrow.arrow_proto_to_dataframe(widget_value)
return widget_value
# We currently only support writing to st._main, but this will change
# when we settle on an improved API in a post-layout world.
dg = get_dg_singleton_instance().main_dg
element = Element()
return_value = marshall_component(dg, element)
dg._enqueue("component_instance", element.component_instance)
return return_value
def __eq__(self, other) -> bool:
"""Equality operator."""
return (
isinstance(other, CustomComponent)
and self.name == other.name
and self.path == other.path
and self.url == other.url
and self.module_name == other.module_name
)
def __ne__(self, other) -> bool:
"""Inequality operator."""
# we have to use "not X == Y"" here because if we use "X != Y"
# we call __ne__ again and end up in recursion
return not self == other
def __str__(self) -> str:
return f"'{self.name}': {self.path if self.path is not None else self.url}"