Update PCA_sklearn.py

Author: kamlesh0928

PCA/PCA_sklearn.py

@@ -5,6 +5,7 @@
 from sklearn.preprocessing import StandardScaler
 from sklearn.decomposition import PCA
 
+# This dataset is provided in this repository.
 # Update the path below to your local path where the dataset is located
 dataset = pd.read_csv("/content/drive/MyDrive/Digit Recognizer Dataset/train.csv")
 
@@ -70,4 +71,4 @@ def plot_2D_pca(X_pca, y_train):
     fig.update_traces(marker=dict(size=5))
     fig.show()
 
-plot_2D_pca(X_pca_2d, y_train)
+plot_2D_pca(X_pca_2d, y_train)