```batchfile
﻿REM QuantConnect Lean Engine -- Python Build Script.
del Python.Runtime.dll

REM Python Compile the Algorithm with all the files in current directory
nPython -m compileall -lq .

REM Copy to the Lean Algorithm Project
copy *.pyc ..\..\..\Launcher\bin\Debug >NUL
copy *.pyc ..\..\..\Launcher\bin\Release >NUL
copy *.pyc ..\..\..\Tests\bin\Debug >NUL```

Remove the byte order mark
user
```batchfile
REM QuantConnect Lean Engine -- Python Build Script.
del Python.Runtime.dll

REM Python Compile the Algorithm with all the files in current directory
nPython -m compileall -lq .

REM Copy to the Lean Algorithm Project
copy *.pyc ..\..\..\Launcher\bin\Debug >NUL
copy *.pyc ..\..\..\Launcher\bin\Release >NUL
copy *.pyc ..\..\..\Tests\bin\Debug >NUL```
assistant