e2e_playwright/st_feedback.py - develop - vshmidt/streamlit

e2e_playwright/st_feedback.py
121 строка4 KB
Lukas Masuch
Extract `st.feedback` into its own proto and component (#13689)
02 фев 2026, 21:49
02 фев 2026, 21:494d2e7ff
# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2026)
#
# 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.

import time

import streamlit as st

if st.checkbox("Set default value", value=False):
    st.session_state.default_feedback = 2
else:
    st.session_state.default_feedback = None

with st.container(key="thumbs_container"):
    st.feedback()
    st.session_state.thumbs_feedback_disabled = 1
    st.feedback(key="thumbs_feedback_disabled", disabled=True)
    st.feedback(key="thumbs_feedback_hover_test")


with st.container(key="faces_container"):
    st.feedback(
        "faces",
        key="faces_feedback",
        on_change=lambda: st.write(
            f"Faces sentiment: {st.session_state.faces_feedback_disabled}"
        ),
    )
    st.session_state.faces_feedback_disabled = 3
    st.feedback("faces", key="faces_feedback_disabled", disabled=True)
    st.feedback("faces", key="faces_feedback_hover_test")

with st.container(key="stars_container"):
    sentiment = st.feedback("stars", default=st.session_state.default_feedback)
    st.write(f"Star sentiment: {sentiment}")
    st.session_state.star_feedback_disabled = 3
    sentiment = st.feedback("stars", disabled=True, key="star_feedback_disabled")
    st.write("feedback-disabled:", str(sentiment))
    st.feedback("stars", key="stars_feedback_hover_test")


with st.form(key="my_form", clear_on_submit=True):
    sentiment = st.feedback(key="feedback_in_form")
    st.form_submit_button("Submit")

st.write("feedback-in-form:", str(sentiment))


@st.fragment
def test_fragment():
    sentiment = st.feedback(key="fragment_feedback")
    st.write("feedback-in-fragment:", str(sentiment))


test_fragment()


if st.button("Create some elements to unmount component"):
    for _ in range(3):
        # The sleep here is needed, because it won't unmount the
        # component if this is too fast.
        time.sleep(1)
        st.write("Another element")

sentiment = st.feedback(key="after_sleep_feedback")
st.write("feedback-after-sleep:", str(sentiment))

st.subheader("Thumbs with different widths")
st.feedback("thumbs", width="content", key="thumbs_content_width")
st.feedback("thumbs", width="stretch", key="thumbs_stretch_width")
st.feedback("thumbs", width=300, key="thumbs_300px_width")

st.subheader("Minimum width enforcement (gh-12068)")
with st.container(key="feedback_min_width"):
    st.feedback("thumbs", width=10, key="thumbs_min_width")
    st.feedback("stars", width=10, key="stars_min_width")


if "runs" not in st.session_state:
    st.session_state.runs = 0
st.session_state.runs += 1
st.write("Runs:", st.session_state.runs)

if st.toggle("Update feedback props"):
    dyn_val = st.feedback(
        key="dynamic_feedback_widget",
        width=300,
        default=3,
        on_change=lambda a, param: print(
            f"Updated feedback - callback triggered: {a} {param}"
        ),
        args=("Updated feedback arg",),
        kwargs={"param": "updated kwarg param"},
        # Whitelisted args:
        options="stars",
    )
    st.write("Updated feedback value:", dyn_val)
else:
    dyn_val = st.feedback(
        key="dynamic_feedback_widget",
        width="content",
        default=2,
        on_change=lambda a, param: print(
            f"Initial feedback - callback triggered: {a} {param}"
        ),
        args=("Initial feedback arg",),
        kwargs={"param": "initial kwarg param"},
        # Whitelisted args:
        options="stars",
    )
    st.write("Initial feedback value:", dyn_val)