Auto install third part packages by pip into virtual environment when import error.
pip install ensure_import- Simple case that package name is module name
from ensure_import import EnsureImport as _EI
while _ei := _EI():
with _ei:
import uvicorn
from fastapi import FastAPI- Package name is difference from module name
while _ei := _EI():
with _ei(dotenv='python-dotenv', odbc='pyodbc'):
import numpy as np
import uvicorn
import odbc # who's package name is `pyodbc`
from fastapi import FastAPI
# package name of dotenv is `python-dotenv`
from dotenv import load_dotenv- Supply module path
while _ei := _EI('..'):
with _ei:
import gunicorn
import uvicornThis is equal to:
try:
import gunicorn
import uvicorn
except ImportError:
import sys
sys.path.append('..')
import gunicorn
import uvicorn- Support
__file__
while _ei := _EI(__file__):
with _ei:
import local_module
# is equal to:
try:
import local_module
except ImportError:
import sys
from pathlib import Path
dirpath: str = Path(__file__).parent.as_posix()
if dirpath not in sys.path:
sys.path.append(dirpath)
import local_module
