After installing lean I ran “lean init” and got the following:

C:\Lean>lean init
Traceback (most recent call last):
 File "c:\users\david\anaconda3\lib\runpy.py", line 194, in _run_module_as_main
   return _run_code(code, main_globals, None,
 File "c:\users\david\anaconda3\lib\runpy.py", line 87, in _run_code
   exec(code, run_globals)
 File "C:\Users\david\anaconda3\Scripts\lean.exe\__main__.py", line 4, in <module>
 File "c:\users\david\anaconda3\lib\site-packages\lean\main.py", line 95, in <module>
   from lean.commands import lean
 File "c:\users\david\anaconda3\lib\site-packages\lean\commands\__init__.py", line 17, in <module>
   from lean.commands.backtest import backtest
 File "c:\users\david\anaconda3\lib\site-packages\lean\commands\backtest.py", line 22, in <module>
   from lean.click import LeanCommand, PathParameter
 File "c:\users\david\anaconda3\lib\site-packages\lean\click.py", line 25, in <module>
   from lean.container import container
 File "c:\users\david\anaconda3\lib\site-packages\lean\container.py", line 14, in <module>
   from dependency_injector.containers import DeclarativeContainer
ModuleNotFoundError: No module named 'dependency_injector.containers'

C:\Lean>

What's wrong and what do I have to do to get this to work?

thanks - dave

Author