python

dz / python

Summary

stuff about python

Subgraphs

• docs
• flashcards

Node Tree

• boolean_value_coercion
• double_colon_operator
  • double_colon_reverse
• heapsort_examples
• repeat_strings
• timsort
• walrus_operator

Nodes

walrus_operator
content	the walrus operator
remarks	this came up while looking up how to parse a file line-by-line in python.
hyperlink	https://docs.python.org/3/whatsnew/3.8.html#assignment-expressions

timsort
content	Timsort: the underlying algorithm used by Python for =sort= and =sorted=.
remarks	Found via Fluent Python, via EV
hyperlink	https://en.wikipedia.org/wiki/Timsort

heapsort_examples
content	heapsort examples
hyperlink	https://docs.python.org/3/library/heapq.html#basic-examples

double_colon_reverse
content	x[::-1] can be used to reverse items in a list
parents	double_colon_operator, leetcode/problems/125_valid_palindrome

double_colon_operator
content	double colon operator: x[start:stop:step]
children	double_colon_reverse
parents	docs/stdtypes/common_sequence_ops

repeat_strings
content	x = "hello", x*3 would be "hellohellohello"
parents	leetcode/problems/1071_GCD_of_strings

boolean_value_coercion
content	Boolean values can be coerced to ints using int(). int(True) is 1, int(False) is 0.
parents	leetcode/problems/1456_max_vowels_in_substring, javascript/coercion