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from flask import jsonify
from flask import request
from flask import Blueprint
from gn3.heatmaps import build_heatmap
from gn3.db_utils import database_connector
heatmaps = Blueprint("heatmaps", __name__)
@heatmaps.route("/clustered", methods=("POST",))
def clustered_heatmaps():
heatmap_request = request.get_json()
traits_names = heatmap_request.get("traits_names", tuple())
if len(traits_names) < 1:
return jsonify({
"message": "You need to provide at least one trait name."
}), 400
conn, _cursor = database_connector()
_heatmap_file, heatmap_fig = build_heatmap(traits_names, conn)
# stream the heatmap data somehow here.
# Can plotly actually stream the figure data in a way that can be used on
# remote end to display the image without necessarily being html?
return jsonify(
{
"query": heatmap_request,
"output_png": heatmap_fig.to_image(format="png"),
"output_svg": heatmap_fig.to_image(format="svg")
}), 200
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