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  1. Dockerfile +34 -0
  2. tutorial-reactive-viewer.py +68 -0
Dockerfile ADDED
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+ FROM python:3.9
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+
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+ WORKDIR /code
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+ RUN chmod 777 /code
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+
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+ RUN useradd -m -u 1000 user
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+ USER user
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+ ENV HOME=/home/user \
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+ PATH=/home/user/.local/bin:$PATH
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+ WORKDIR $HOME
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+
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+ RUN git clone https://github.com/hazyresearch/meerkat.git
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+ WORKDIR $HOME/meerkat/
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+ RUN git checkout karan/deploy
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+ RUN pip install --upgrade .
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+
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+ # PUT THIS BACK
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+ # RUN pip install meerkat-ml
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+
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+ COPY --chown=user . $HOME/
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+
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+ # Set env variables
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+ RUN mkdir $HOME/logs
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+ RUN chmod 777 $HOME/logs
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+ ENV MEERKAT_LOG_DIR=$HOME/logs
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+ RUN chmod 777 $HOME/
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+ ENV MEERKAT_CONFIG=$HOME/config.yaml
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+ ENV SPACE_AUTHOR_NAME=krandiash
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+ ENV SPACE_REPO_NAME=testing-3
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+
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+ COPY --chown=user ./.py $HOME/.py
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+
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+ WORKDIR $HOME
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+ CMD ["mk", "run", "/home/user/.py", "--host", "0.0.0.0", "--api-port", "7860"]
tutorial-reactive-viewer.py ADDED
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+ """A reactive image viewer that allows you to select a class and see 16 random
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+ images from that class.
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+
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+ This is a tutorial on how to use `reactive` functions in Meerkat, to
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+ build complex reactive workflows.
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+ """
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+
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+ import meerkat as mk
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+
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+ df = mk.get("imagenette", version="160px")
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+ IMAGE_COL = "img"
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+ LABEL_COL = "label"
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+
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+
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+ @mk.reactive()
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+ def random_images(df: mk.DataFrame):
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+ images = df.sample(16)[IMAGE_COL]
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+ formatter = images.formatters["base"]
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+ # formatter = images.formatters['tiny']
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+ return [formatter.encode(img) for img in images]
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+
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+
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+ labels = list(df[LABEL_COL].unique())
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+ class_selector = mk.gui.Select(
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+ values=list(labels),
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+ value=labels[0],
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+ )
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+
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+ # Note that neither of these will work:
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+ # filtered_df = df[df[LABEL_COL] == class_selector.value]
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+ # (doesn't react to changes in class_selector.value)
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+ # filtered_df = mk.reactive(lambda df: df[df[LABEL_COL] == class_selector.value])(df)
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+ # (doesn't react to changes in class_selector.value)
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+ filtered_df = mk.reactive(lambda df, label: df[df[LABEL_COL] == label])(
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+ df, class_selector.value
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+ )
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+
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+ images = random_images(filtered_df)
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+
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+ # This won't work with a simple reactive fn like a random_images
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+ # that only has df.sample
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+ # as the encoding needs to be done in the reactive fn
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+ # grid = mk.gui.html.gridcols2([
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+ # mk.gui.Image(data=images.formatters["base"].encode(img)) for img in images
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+ # ])
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+
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+ grid = mk.gui.html.div(
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+ [
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+ # Make the image square
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+ mk.gui.html.div(mk.gui.Image(data=img))
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+ for img in images
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+ ],
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+ classes="h-fit grid grid-cols-4 gap-1",
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+ )
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+
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+ layout = mk.gui.html.div(
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+ [
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+ mk.gui.html.div(
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+ [mk.gui.Caption("Choose a class:"), class_selector],
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+ classes="flex justify-center items-center mb-2 gap-2",
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+ ),
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+ grid,
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+ ],
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+ classes="h-full flex flex-col m-2",
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+ )
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+
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+ page = mk.gui.Page(layout, id="reactive-viewer")
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+ page.launch()