deploy dashboard ModuleNotFoundError: No module named 'altair.vegalite.v4'

[nickgreengithub]

🐛 Bug Report

server log following streamlit_prophet deploy dashboard for the first time, after just installing..

Traceback (most recent call last):
File "/Users/nicholasgreen/myenv/bin/streamlit_prophet", line 5, in
from streamlit_prophet.cli.main import app
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit_prophet/cli/main.py", line 6, in
from streamlit_prophet.cli import deploy
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit_prophet/cli/deploy.py", line 3, in
from streamlit_prophet.app import deploy_streamlit
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit_prophet/app/init.py", line 4, in
from streamlit.web import cli
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit/init.py", line 57, in
from streamlit.delta_generator import DeltaGenerator as _DeltaGenerator
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit/delta_generator.py", line 46, in
from streamlit.elements.arrow_altair import ArrowAltairMixin
File "/Users/nicholasgreen/myenv/lib/python3.11/site-packages/streamlit/elements/arrow_altair.py", line 35, in
from altair.vegalite.v4.api import Chart
ModuleNotFoundError: No module named 'altair.vegalite.v4'

🔬 How To Reproduce

Steps to reproduce the behavior:

1. ...

Code sample

Environment

• OS: [e.g. Linux / Windows / macOS]
• Python version, get it with:

python --version

Screenshots

📈 Expected behavior

📎 Additional context

[github-actions]

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