Index.md

Index

Symbols   A   B   C   F   I   L   N   O   P   S   T   U   V  

Symbols

• # (inline comment delimiter)
• % (modulo operator)
• %= (modulo/assignment)
• & (bitwise and operator)
• &= (bitwise and/assignment)
• *
  • as numeric multiplication operator
  • as repeated string concatenation operator
• ** (exponentiation operator)
• **= (exponentiation/assignment)
• *=
  • multiplication/assignment
  • repeated concatenation/assignment
• +
  • as numeric addition operator
  • as list concatenation operator
  • as string concatenation operator
• +=
  • arithmetic addition/assigment
  • string concatenation/assignment
• - (numeric subtraction / additive inverse operator)
• -= (subtraction/assignment)
• / (division operator)
• /= (division/assignment)
• // (integer division operator)
• //= (integer division/assigment)
• = (assignment operator)
• << (left shift operator)
• <<= (left shift/assignment)
• >> (right shift operator)
• >>= (right shift/assignment)
• ^ (bitwise exclusive or operator)
• ^= (bitwise exclusiver or/assignment)
• _
  • as grouping separator in literals
  • as interactive mode variable
  • in numeric strings when converting to numbers using int(), float()
• | (bitwise or operator)
• |= (bitwise or/assignment)
• ~ (bitwise complement operator)

A

• abs() (absolute value)
• Assignment
  • compound arithmetic assignment operators
  • multiple variable assigment

B

• bin() (format as binary)
• Binary
  • string formatting of integers using bin()
  • in integer literals
• Bitwise operator expressions
  • comparison with fixed-width integer literals following bitwise operation
  • comparison of negative values with fixed-width integer literals following bitwise operation

C

• Characters
  • conversion from Unicode scalar value using chr()
  • conversion to Unicode scalar value using ord()
  • Unicode characters, escape sequences
• chr() (character from code point)
• Comments
• complex() (constructor)
• Complex numbers
  • conversion to using complex()
• Compound assigment operators
  • arithmetic/assignment
  • assignemt/operation symbols (e.g., =+) not supported
  • bitwise/assignment
  • string concatenation/assignment

F

• float() (constructor)
• Floats (float)
  • conversion to using float()
  • literals, decimal
  • literals, exponent form
  • precision, range

H

• hex() (format as hexadecimal)
• Hexadecimal
  • string formatting of integers using hex()
  • in integer literals

I

• int() (constructor)
• Integers (int)
  • _ as grouping separator in literals
  • bitwise operators
  • comparison with fixed-width integer literals following bitwise operation
  • comparison of negative values with fixed-width integer literals following bitwise operation
  • conversion to using int()
  • literals: decimal
  • literals: binary, hex, octal
  • range
• Interactive mode
  • _ variable
  • Errors
  • History
  • Multi-line statements

L

• len() (get number of elements)
  • with strings

N

• Newline (\n)
• Numbers
  • See integers, floats, complex numbers
• Numeric operators

O

• oct() (format as octal)
• Octal
  • string formatting of integers using oct()
  • in integer literals
• Operators
  • arithmetic
  • bitwise, compound bitwise/assignment
• ord() (code point from character)

P

• print() (print to standard output)
  • A very brief intro to print()

S

• Slices
  • slices create a new object
  • slices as a general sequence operation
  • slices result in a copy
  • string slices
  • using a slice to assigning to elements in a list
  • using a slice to add elements to the end of a list
  • using a slice to add elements within a list
  • using a slice to delete elements from a list
• str() (constructor)
• Strings (str)
  • see also: characters
  • as character sequences
  • concatenation
  • conversion of numbers to string using str()
  • conversion of numeric strings to numbers using int(), float()
  • element indexing
  • immutability
  • len(str)
  • multi-line strings
  • newline (\n)
  • quotation marks
  • representation as result versus print() output
  • slicing
  • Unicode characters, escape sequences

T

• Two's complement
  • not used in representation of negative integers

U

• Unicode
  • conversion of numeric strings with non-Western digits to numbers using int(), float()
  • escape sequences

V

• Variables
  • assignment
  • multiple variable assignment