Python repr of common types

gistfile1.py

repr(False)
#-> False

repr(True)
#-> True

repr(None)
#-> None

repr('foo')
#-> 'foo'

repr(123)
#-> 123

repr(123.4)
#-> 123.40000000000001

import re
r = re.compile('foo')
repr(r)
#-> <_sre.SRE_Pattern object at 0x22758>

import time
from datetime import date
repr(date.today())
#-> datetime.date(2009, 3, 13)

repr([0, 1, [2, 3]])
#-> [0, 1, [2, 3]]

repr({'foo': 123})
#-> {'foo': 123}

# self-containing arrays
a = [1, 2, 3]
a.append(a)
repr(a)
#-> [1, 2, 3, [...]]

# self-containing hashes
h = {'foo': 123}
h['bar'] = h
repr(h)
#-> {'foo': 123, 'bar': {...}}

class Foo:
  def __init__(self):
    self.foo = 123
    self.bar = 456
  
repr(Foo())
#-> <__main__.Foo instance at 0x64260>

repr(Foo)
#-> <class __main__.Foo at 0x51a20>

repr([].reverse)
#-> <built-in method reverse of list object at 0x50738>