python cheat sheet v1

sys Variables

String Methods

Datetime Methods

capitalize() *

lstrip()

today()

fromordinal(ordinal)

builtin_module_names Linked C modules

center(width)

partition(sep)

now(timezoneinfo)

combine(date, time)

byteorder

Native byte order

count(sub, start, end)

replace(old, new)

utcnow()

strptime(date, format)

check_interval

Signal check frequency

decode()

rfind(sub, start ,end)

fromtimestamp(timestamp) utcfromtimestamp(timestamp) argv

Command line args

exec_prefix

Root directory

encode()

rindex(sub, start, end)

executable

Name of executable

endswith(sub)

rjust(width)

exitfunc

Exit function name

expandtabs()

rpartition(sep)

modules

Loaded modules

find(sub, start, end) rsplit(sep)

path

Search path

index(sub, start, end)

rstrip()

replace()

utcoffset()

platform

Current platform

isalnum() *

split(sep)

isoformat()

dst()

stdin, stdout, stderr

File objects for I/O

isalpha() *

splitlines()

__str__()

tzname()

version_info

Python version info

isdigit() *

startswith(sub)

strftime(format)

winver

Version number

islower() *

strip()

isspace() *

swapcase() *

istitle() *

title() *

sys.argv for $ python foo.py bar -c qux --h

Time Methods

Date Formatting (strftime and strptime)

isupper() *

translate(table)

%a Abbreviated weekday (Sun)

foo.py

join()

upper() *

%A Weekday (Sunday)

sys.argv[1]

bar

ljust(width)

zfill(width)

sys.argv[2]

-c

lower() *

sys.argv[0]

sys.argv[3]

qux

sys.argv[4]

--h

%b Abbreviated month name (Jan)
%B Month name (January)
%c Date and time

Note

Methods marked * are locale dependant for 8-bit strings.

%d Day (leading zeros) (01 to 31)
%H 24 hour (leading zeros) (00 to 23)
%I 12 hour (leading zeros) (01 to 12)

os Variables

%j

List Methods

Day of year (001 to 366)

altsep

Alternative sep

curdir

Current dir string

append(item)

pop(position)

defpath

Default search path

count(item)

remove(item)

%p AM or PM

devnull

Path of null device

extend(list)

reverse()

%S