flet==0.25.0.dev3526 apk "Android" error matplotlib "libjpeg.so" not found

[InesaFitsner]

Duplicate Check

• [X] I have searched the opened issues and there are no duplicates

Describe the bug

After building apk with Matplotlib package and running it on Android device simulator, error when trying to import matplotlib: dlopen failed: library "libjpeg.so" not found: needed by /data/data/com.flet.matplotlib_app/files/flet/python_site_packages/PIL/_imaging.cpython-312.so in namespace classloader-namespace

Code sample

Code

import flet as ft


def main(page: ft.Page):
    page.title = "Flet libs test"

    def matplotlib_tests(e):
        def test_basic():
            try:
                import matplotlib

                page.add(ft.Text("import matplotlib: OK"))

                import matplotlib.pyplot as plt
                from flet.matplotlib_chart import MatplotlibChart

                matplotlib.use("svg")
                fig, ax = plt.subplots()
                fruits = ["apple", "blueberry", "cherry", "orange"]
                counts = [40, 100, 30, 55]
                bar_labels = ["red", "blue", "_red", "orange"]
                bar_colors = ["tab:red", "tab:blue", "tab:red", "tab:orange"]
                ax.bar(fruits, counts, label=bar_labels, color=bar_colors)
                ax.set_ylabel("fruit supply")
                ax.set_title("Fruit supply by kind and color")
                ax.legend(title="Fruit color")
                page.add(MatplotlibChart(fig, expand=True))
                plt.figure()
                plt.plot([1, 2])
                bio = io.BytesIO()
                plt.savefig(bio, format="png")
                b = bio.getvalue()
                EXPECTED_LEN = 16782
                assert len(b) > int(EXPECTED_LEN * 0.8)
                assert len(b) < int(EXPECTED_LEN * 1.2)
                assert b[:24] == (
                    b"\x89PNG\r\n\x1a\n"
                    + b"\x00\x00\x00\rIHDR"  # File header
                    + b"\x00\x00\x02\x80"  # Header chunk header
                    + b"\x00\x00\x01\xe0"  # Width 640  # Height 480
                )

                page.add(ft.Text("matplotlib: test_basic - OK"))
            except Exception as e:
                page.add(
                    ft.Text(f"matplotlib: test_basic - error: {e}", selectable=True)
                )

        test_basic()

    page.add(
        ft.SafeArea(
            ft.Column(
                [
                    ft.ElevatedButton(
                        "Run Matplotlib tests", on_click=matplotlib_tests
                    ),
                ]
            )
        )
    )


ft.app(main)

pyproject.toml

[project]

name = "matplotlib_app"
version = "1.0.0"
description = ""
authors = [{name = "Flet Developer", email = "[email protected]"}]
dependencies = ["flet==0.25.0.dev3526", "matplotlib"]

[tool.flet]
android.adaptive_icon_background = "#ffffff"

To reproduce

1. flet build apk
2. install apk on android device
3. click on "Run Matplotlib tests" button

Expected behavior

Expected to see MatplotlibChart

Screenshots / Videos

Captures

[Upload media here]

Operating System

macOS

Operating system details

Sequoia 15

Flet version

flet==0.25.0.dev3526

Regression

No, it isn't

Suggestions

No response

Logs

Logs

[Paste your logs here]

Additional details

No response