2d list comprehension python

[[float(c) for c in row] for row in data]

Source: stackoverflow.com

How list comprehension for 2D works

dx = [3, 4, 5, 9]
dy = [5, 3, 2, 1]
output_matrix = []
 
for dx_n in dx:
	dx_row = []
	for dy_n in dy:
		dx_row.append(dx_n * dy_n)
	output_matrix.append(dx_row)
 
# Output is [[15, 9, 6, 3], [20, 12, 8, 4], [25, 15, 10, 5], [45, 27, 18, 9]]

Source: agnosticdev.com

Similar codes

2 votes120 views2 answers
How to find anyone's ip address
Python
0 vote112 views1 answer
How to take total count of words in the list python
Python
38 votes95 views2 answers
Python create new folder if not exist
Python
0 vote96 views1 answer
Graph outlier detection
Python
11 votes102 views2 answers
Is python a programming language
Python
2 votes115 views3 answers
Python split string size
Python
0 vote134 views1 answer
Python collections to dictionary
Python
29 votes104 views3 answers
Django admin create project
Python
1 vote139 views1 answer
Ses mail name
Python
0 vote106 views1 answer
Python load array
Python