import math
import sys


def example1():
  # This is a long comment. This should be wrapped to fit within 72 characters.
  some_tuple = (1, 2, 3, 'a')
  some_variable = {'long': 'Long code lines should be wrapped within 79 characters.',
                   'other': [math.pi, 100, 200, 300, 9876543210, 'This is a long string that goes on'],
                   'more': {'inner': 'This whole logical line should be wrapped.', some_tuple: [1,
                                                                                                20, 300, 40000, 500000000, 60000000000000000]}}
  return (some_tuple, some_variable)


def example2(): return {'has_key() is deprecated': True}.has_key(
    {'f': 2}.has_key(''))


class Example3(object):
  def __init__(self, bar):
    # Comments should have a space after the hash.
    if bar:
      bar += 1
      bar = bar * bar
      return bar
    else:
      some_string = """
                       Indentation in multiline strings should not be touched.
Only actual code should be reindented.
"""
      return (sys.path, some_string)