Cleanup

dbader · dbader · commit b0aff3ebceff · 2022-06-13T10:33:40.000-07:00
diff --git a/ch06-functions-and-loops/2-write-your-own-functions.py b/ch06-functions-and-loops/2-write-your-own-functions.py
@@ -5,7 +5,7 @@
 # Exercise 1
 def cube(num):
     """Return the cube of the input number."""
-    cube_num = num ** 3  # Could also use pow(num, 3)
+    cube_num = num**3  # Could also use pow(num, 3)
     return cube_num
 
 
diff --git a/ch08-conditional-logic/2-add-some-logic.py b/ch08-conditional-logic/2-add-some-logic.py
@@ -1,14 +1,14 @@
 # 8.2 - Add Some Logic
 # Solutions to review exercises
 
-# --- Exercise 1
+# Exercise 1
 # Test whether these expressions are True or False
 print((1 <= 1) and (1 != 1))
 print(not (1 != 2))
 print(("good" != "bad") or False)
 print(("good" != "Good") and not (1 == 1))
 
-# --- Exercise 2
+# Exercise 2
 # Add parentheses so that the following expressions all
 # evaluate to True
 
diff --git a/ch08-conditional-logic/3-control-the-flow-of-your-program.py b/ch08-conditional-logic/3-control-the-flow-of-your-program.py
@@ -2,7 +2,7 @@
 # Solutions to review exercises
 
 
-# --- Exercise 1
+# Exercise 1
 # Display whether the length of user input is <, > or = 5 characters
 
 my_input = input("Type something: ")
@@ -15,7 +15,7 @@
     print("Your input is 5 characters long.")
 
 
-# --- Exercise 2
+# Exercise 2
 # Number guessing program ("guess" the number 3)
 
 print("I'm thinking of a number between 1 and 10. Guess which one.")
diff --git a/ch12-file-input-and-output/3-common-file-system-operations.py b/ch12-file-input-and-output/3-common-file-system-operations.py
@@ -29,6 +29,7 @@
 file1.unlink()
 
 
-# # Exercise 5
+# Exercise 5
 import shutil
+
 shutil.rmtree(new_dir)
diff --git a/ch17-scientific-computing-and-graphing/1-use-numpy-for-matrix-manipulation.py b/ch17-scientific-computing-and-graphing/1-use-numpy-for-matrix-manipulation.py
@@ -17,7 +17,7 @@
 
 # Exercise 3
 # Square every entry and save in a new matrix
-second_matrix = first_matrix ** 2
+second_matrix = first_matrix**2
 
 # Exercise 4
 # Put first_matrix on top of second_matrix
