better targets formatting

Makefile

@@ -1,21 +1,26 @@
 city_distances.csv: check generate_data.py
-	bash -c 'time python generate_data.py'
+	@echo "Generating distance data..."
+	@bash -c 'time python generate_data.py'
 
 train: check train.py
-	bash -c 'time python train.py'
+	@echo "Training embeddings..."
+	@bash -c 'time python train.py'
 
 eval: check eval.py
-	bash -c 'time python eval.py'
+	@echo "Evaluating trained model..."
+	@bash -c 'time python eval.py'
 
 lint:
-	isort --profile=black .
+	@echo "Auto-linting files and performing final style checks..."
-	black .
+	@isort --profile=black .
-	flake8 --max-line-length=88 .
+	@black .
+	@flake8 --max-line-length=88 .
 
 check: lint
 	@echo "Checking for unstaged or untracked changes..."
 	@git diff-index --quiet HEAD -- || { echo "Unstaged or untracked changes detected!"; exit 1; }
 
 clean:
-	rm -rf output/
+	@echo "Removing outputs/ and checkpoints/ directories"
-	rm -rf checkpoints/
+	@rm -rf output/
+	@rm -rf checkpoints/