Skip to content

HISTOGRAM

Download Flojoy Studio to try this app
Create a Plotly Histogram visualization for a given input DataContainer. Params: default : OrderedPair|DataFrame|Matrix|Vector the DataContainer to be visualized Returns: out : Plotly the DataContainer containing the Plotly Histogram visualization
Python Code
import pandas as pd
import plotly.graph_objects as go
from flojoy import DataFrame, Matrix, OrderedPair, Plotly, Vector, flojoy
from blocks.DATA.VISUALIZATION.template import plot_layout


@flojoy
def HISTOGRAM(default: OrderedPair | DataFrame | Matrix | Vector) -> Plotly:
    """Create a Plotly Histogram visualization for a given input DataContainer.

    Parameters
    ----------
    default : OrderedPair|DataFrame|Matrix|Vector
        the DataContainer to be visualized

    Returns
    -------
    Plotly
        the DataContainer containing the Plotly Histogram visualization
    """

    layout = plot_layout(title="HISTOGRAM")
    fig = go.Figure(layout=layout)

    match default:
        case OrderedPair():
            y = default.y
            fig.add_trace(go.Histogram(x=y))
        case DataFrame():
            df = pd.DataFrame(default.m)
            for col in df.columns:
                fig.add_trace(go.Histogram(x=df[col], name=col))

            fig.update_layout(xaxis_title="Value", yaxis_title="Frequency")
        case Matrix():
            m = default.m
            flattened_matrix = m.flatten()
            histogram_trace = go.Histogram(x=flattened_matrix)
            fig = fig.add_trace(histogram_trace)
        case Vector():
            v = default.v
            fig.add_trace(go.Histogram(x=v))

    return Plotly(fig=fig)

Find this Flojoy Block on GitHub

Example App

Having problems with this example app? Join our Discord community and we will help you out!
React Flow mini map

In this example weโ€™re simulating data from LINSPACE, TIMESERIES, MATRIX and PLOTLY_DATASET and visualizing them with HISTOGRAM node which creates a Plotly Histogram visualization for each of the input node.