_
- __import__Imports a module. This is an advanced function that is not needed in everyday Python programming.
A
- abs Returns the absolute value of a number.
- aiterReturns an AsyncIterator for an AsyncIterable object.
- allReturns True if all elements of the iterable are true (or if the iterable is empty).
- anextReturns the next item from an async iterator.
- anyReturns True if any element of the iterable is true. If the iterable is empty, return False.
- asciiReturns a string containing a printable representation of an object, escaping non-ASCII characters.
- addAdds an element to the set.
- appendAdd an item to the end of the list.
B
- binReturns the binary representation of an integer.
- boolReturns a Boolean value, i.e. one of True or False.
- breakpointDrops you into the debugger at the call site.
- bytearrayReturns a new array of bytes. The bytearray type is a mutable sequence of integers in the range 0 <= x < 256.
- bytesReturns a new 'bytes' object, which is an immutable sequence of integers in the range 0 <= x < 256.
C
- callableReturns True if the object argument appears callable, False if not.
- chrReturns a string of one character whose Unicode code point is the integer i.
- classmethodTransforms a method into a class method.
- compileCompiles the source into a code or AST object.
- complexCreates a complex number with the value real + imag*1j or convert a string or number to a complex number.
- clear (dict)Removes all items from the dictionary.
- clear (list)Removes all items from the list.
- clear (set)Removes all elements from this set.
- copy (dict)Returns a shallow copy of the dictionary.
- copy (list)Returns a shallow copy of the list.
- copy (set)Returns a shallow copy of the set.
- count (tuple)Returns the number of times a specified value occurs in a tuple.
- count (list)Returns the number of times a specified value occurs in a list.
- count (str)Returns the number of non-overlapping occurrences of substring sub in string.
- closeClose the file. A closed file cannot be read or written any more.
- capitalizeReturn a capitalized version of the string.
- casefoldReturn a casefolded copy of the string.
- centerReturn a centered string of length width.
D
- delattrDeletes the named attribute from the given object.
- dictCreates a new dictionary.
- divmodReturns a tuple of the quotient and remainder when dividing a by b.
- differenceReturns the difference of two or more sets as a new set.
- difference_updateRemoves all elements of another set from this set.
- discardRemoves an element from a set if it is a member.
- dirReturns a list of valid attributes for the given object.
E
- enumerateReturns an enumerate object.
- evalEvaluates a Python expression as a string and return the result.
- execExecutes Python code dynamically.
- extendExtend the list by appending all the items from the iterable.
- encodeReturn an encoded version of the string as a bytes object.
- endswithReturn True if the string ends with the specified suffix, False otherwise.
- expandtabsReturn a copy of the string where all tab characters are replaced by one or more spaces.
F
- filterConstructs an iterator from elements of iterable for which function returns True.
- floatConverts a string or number to a floating point number.
- format(Any)Returns value.__format__(format_spec).
- frozensetReturns an immutable set object initialized from iterable.
- fromkeysCreates a new dictionary with keys from iterable and values set to value.
- filenoReturn the underlying file descriptor (an integer).
- flushFlush the write buffers of the stream if applicable.
- findReturn the lowest index in the string where substring sub is found.
- format(string)Perform a string formatting operation.
G
- getattrGets a named attribute from an object; getattr(x, 'y') is equivalent to x.y.
- globalsReturns the dictionary containing the current scope's global variables.
- getReturns the value for key if key is in the dictionary, else default.
H
- hasattrReturns whether the object has an attribute with the given name.
- hashReturns the hash value of the object (if it has one).
- helpInvokes the built-in help system.
- hexReturns the hexadecimal representation of an integer.
I
- idReturns the identity of an object.
- inputReads a string from standard input.
- intConverts a number or string to an integer, or return 0 if no arguments are given.
- isinstanceReturns whether an object is an instance of a class or of a subclass thereof.
- issubclassReturns whether 'class' is a derived from another class or is the same class.
- iterReturns an iterator object.
- itemsReturns a new view of the dictionary's items ((key, value) pairs).
- index (tuple)Returns the index of the first occurrence of the specified value.
- index (list)Returns the index of the first occurrence of the specified value.
- index (str)Returns the lowest index where the substring is found.
- intersectionReturn the intersection of two sets as a new set.
- intersection updateUpdate the set with the intersection of itself and another.
- isdisjointReturn True if two sets have a null intersection.
- issubsetReport whether another set contains this set.
- issupersetReport whether this set contains another set.
- isattyReturn True if the file is connected to a tty(-like) device.
- insertInsert an item at a given position.
- isalnumReturn True if all characters in the string are alphanumeric and there is at least one character, False otherwise.
- isalphaReturn True if all characters in the string are alphabetic and there is at least one character, False otherwise.
- isasciiReturn True if all characters in the string are ASCII, False otherwise.
- isdecimalReturn True if all characters in the string are decimal characters and there is at least one character, False otherwise.
- isdigitReturn True if all characters in the string are digits and there is at least one character, False otherwise.
- isidentifierReturn True if the string is a valid Python identifier, False otherwise.
- islowerReturn True if all cased characters in the string are lowercase and there is at least one cased character, False otherwise.
- isnumericReturn True if all characters in the string are numeric characters, and there is at least one character, False otherwise.
- isprintableReturn True if all characters in the string are printable or the string is empty, False otherwise.
- isspaceReturn True if there are only whitespace characters in the string and there is at least one character, False otherwise.
- istitleReturn True if the string is a titlecased string and there is at least one character, False otherwise.
- isupperReturn True if all cased characters in the string are uppercase and there is at least one cased character, False otherwise.
J
- joinReturn a string which is the concatenation of the strings in iterable.
K
- keysReturns a new view of the dictionary's keys.
L
- lenReturns the length (the number of items) of an object.
- listBuilt-in mutable sequence.
- localsReturns a dictionary containing the current scope's local variables.
- ljustReturn left-justified string of length width.
- lowerReturn a copy of the string converted to lowercase.
- lstripReturn a copy of the string with leading characters removed.
M
- mapApplies function to every item of iterable and return an iterator of the results.
- maxReturns the largest item in an iterable or the largest of two or more arguments.
- memoryviewCreates a memory view object from a bytes-like object.
- minReturns the smallest item in an iterable or the smallest of two or more arguments.
- maketransReturn a translation table usable for str.translate().
N
- nextRetrieves the next item from the iterator.
O
- objectThe base class of the class hierarchy.
- octReturns the octal representation of an integer.
- openOpens file and return a corresponding file object.
- ordReturns the Unicode code point for a one-character string.
P
- powReturns base to the power exp; if mod is present, return base to the power exp, modulo mod.
- printPrints objects to the text stream file, separated by sep and followed by end.
- propertyProperty attribute.
- pop (dict)Removes specified key and return the corresponding value.
- pop (list)Removes and return item at index (default last).
- pop (set)Removes and return an arbitrary set element. Raises KeyError if the set is empty.
- popitemRemoves and return a (key, value) pair as a 2-tuple.
- partitionPartition the string into three parts using the given separator.
R
- rangeReturns an object that produces a sequence of integers from start to stop by step.
- reprReturns a string containing a printable representation of an object.
- reversedReturns a reverse iterator over the values of the given sequence.
- roundRounds a number to a given precision in decimal digits.
- remove (set)Remove an element from a set; it must be a member.
- remove (list)Remove the first occurrence of a value in the list.
- readRead at most size characters from stream. If size is negative or None, read until EOF.
- readableReturn True if the file stream can be read from.
- readlineRead until newline or EOF and return a single line of text.
- readlinesRead and return a list of lines from the stream.
- reverseReverse the elements of the list in place.
- replaceReturns a copy with all occurrences of substring old replaced by new.
- rfindReturns the highest index in the string where substring sub is found.
- rindexReturns the highest index in the string where substring sub is found.
- rjustReturns right-justified string of length width.
- rpartitionPartition the string into three parts using the given separator.
- rsplitReturns a list of the words in the string, using sep as the delimiter string.
- rstripReturns a copy of the string with trailing characters removed.
S
- setReturns a new set object, optionally with elements taken from iterable.
- setattrSets a named attribute on an object with the given value.
- sliceCreates a slice object. Used for extended slicing (e.g. a[start:stop:step]).
- sortedReturns a new sorted list from the items in iterable.
- staticmethodTransforms a method into a static method.
- strReturns a string version of object.
- sumReturns the sum of a 'start' value (default: 0) plus an iterable of numbers.
- superReturns a proxy object that delegates method calls to a parent or sibling class of type.
- setdefaultInserts key with a value of default if key is not in the dictionary.
- symmetric_differenceReturn the symmetric difference of two sets as a new set.
- symmetric_difference_updateUpdate a set with the symmetric difference of itself and another.
- seekChange the stream position to the given byte offset.
- seekableReturn True if the stream supports random access.
- sortSort the list in ascending order and return None.
- splitReturns a list of the words in the string, using sep as the delimiter string.
- splitlinesReturns a list of the lines in the string, breaking at line boundaries.
- startswithReturns True if string starts with the specified prefix, False otherwise.
- stripReturns a copy of the string with leading and trailing characters removed.
- swapcaseReturns a copy of the string with uppercase characters converted to lowercase and vice versa.
T
- tupleReturns a tuple whose items are the same and in the same order as iterable's items.
- typeReturns the type of an object, or create a new type object.
- tellReturn the current stream position.
- truncateResize the stream to the given size in bytes (or the current position if size is not specified).
- titleReturns a titlecased version of the string where words start with an uppercase character and the remaining characters are lowercase.
- translateReturns a copy of the string in which each character has been mapped through the given translation table.
U
- update(dictionary)Updates the dictionary with the key/value pairs from other, overwriting existing keys.
- unionReturn the union of sets as a new set.
- update(set)Update a set with the union of itself and others.
- upperReturns a copy of the string converted to uppercase.
V
- varsReturns the __dict__ attribute for a module, class, instance, or any other object with a __dict__ attribute.
- valuesReturns a new view of the dictionary's values.
W
- writableReturn True if the stream supports writing.
- writeWrite string s to the stream and return the number of characters written.
- writelinesWrite a list of lines to the stream. Line separators are not added.
Z
- zipReturns an iterator of tuples where the i-th tuple contains the i-th element from each of the argument sequences or iterables.
- zfillReturns a copy of the string left filled with ASCII '0' digits to make a string of length width.