recsysFastai.py

# Making life easier with fast.ai
# required library -> fastai (https://github.com/fastai/fastai/)
from fastai.collab import *
from fastai.tabular import *

# loading the dataframe
ratings = pd.read_csv('ratings.csv')

# creating data object
data = CollabDataBunch.from_df(ratings, seed=42, valid_pct=0.1)

# creating a learner object used for training and testing
learn = collab_learner(data, n_factors=40, y_range=[0,11])

# training method using the 1Cycle training policy (https://sgugger.github.io/the-1cycle-policy.html)
learn.fit_one_cycle(5, 5e-3)