diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..a255fde
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,9 @@
+__pycache__
+.git
+.gitignore
+.vscode
+.idea
+*.pyc
+*~
+data/
+secrets.env
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..6014f22
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,4 @@
+FROM pytorch/pytorch:latest
+WORKDIR /code
+RUN pip install --no-cache-dir -r requirements.txt
+EXPOSE 8888
diff --git a/ML/Pytorch/recommender_systems/2.non-personalized-recsys/part1-popularity_recsys.ipynb b/ML/Pytorch/recommender_systems/2.non-personalized-recsys/part1-popularity_recsys.ipynb
index a3b5040..c1daf59 100644
--- a/ML/Pytorch/recommender_systems/2.non-personalized-recsys/part1-popularity_recsys.ipynb
+++ b/ML/Pytorch/recommender_systems/2.non-personalized-recsys/part1-popularity_recsys.ipynb
@@ -13,7 +13,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import os \n",
+    "import os\n",
     "\n",
     "if os.path.exists('movielens_small.zip'):\n",
     "    !wget https://files.grouplens.org/datasets/movielens/ml-latest-small.zip \n",
diff --git a/ML/Pytorch/recommender_systems/3.personalized-recsys/main.py b/ML/Pytorch/recommender_systems/3.personalized-recsys/main.py
new file mode 100644
index 0000000..8753114
--- /dev/null
+++ b/ML/Pytorch/recommender_systems/3.personalized-recsys/main.py
@@ -0,0 +1,6 @@
+# TF-IDF from scratch 
+
+import numpy as np
+import pandas as pd
+
+
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..76cd670
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,28 @@
+numpy
+pandas
+scikit-learn
+matplotlib
+seaborn
+scipy
+
+# Deep Learning
+torchvision
+torchaudio
+transformers
+tensorboard
+
+# For gradient boosting machines (GBMs)
+xgboost
+lightgbm
+
+# For working with text data
+nltk
+spacy
+
+# For image processing tasks
+opencv-python-headless
+Pillow
+
+# Jupyter Notebook (remove if you do not use it within the container)
+jupyter
+ipywidgets
\ No newline at end of file