Suppress Pandas dependency and replace Dataframe to NumPy array #66
Description
Describe the current behavior
Numpy arrays are passed as solver parameters and then converted into Pandas dataframes.
Describe the expected behavior
Suppress Pandas dependency and change return type from Pandas Dataframe to Numpy dict.
Maybe validate it (using a tool like Pandera) to ensure data quality
Describe the motivation
No response
Extra Information
No response