放置相關東西在一起會讓程式碼更易理解，像是在用變數的程式碼前面宣告變數。
Slide Statements
# Before
print("Starting process...")
data = "Data loaded"
calculations = data + " with calculations"
print("Data initialized.")
print(calculations)
# After
print("Starting process...")
data = "Data loaded"
print("Data initialized.")
calculations = data + " with calculations"
print(calculations)