[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

file_handling/read_file.py

@@ -1,16 +1,18 @@
 # Relative path
 def read_file():
-  fp = open(r'test_file.txt', 'r')
-  # read file
-  text = (fp.read())
-  # Closing the file after reading
-  fp.close()
-  """
+    fp = open(r"test_file.txt", "r")
+    # read file
+    text = fp.read()
+    # Closing the file after reading
+    fp.close()
+    """
   >>> read_file()
   >>> print("Hello World!")
   """
-  return text
+    return text
+
 
 if __name__ == __main__:
-  from doctest import testmod
-  testmod()
+    from doctest import testmod
+
+    testmod()