/Python/How get 1st column in all rows of a 2d matrix in python

How get 1st column in all rows of a 2d matrix in python

data = [
['a', 1, 2], 
['b', 3, 4], 
['c', 5, 6]
]

columns = list(zip(*data))

print("column[0] = {}".format(columns[0]))
print("column[1] = {}".format(columns[1]))
print("column[2] = {}".format(columns[2]))

# output
>>> print("column[0] = {}".format(columns[0]))
column[0] = ('a', 'b', 'c')

>>> print("column[1] = {}".format(columns[1]))
column[1] = (1, 3, 5)

>>> print("column[2] = {}".format(columns[2]))
column[2] = (2, 4, 6)

Source: stackoverflow.com

Similar codes

0 vote116 views1 answer
Current Issue.status = 'Closed';
Python
21 votes117 views1 answer
Python today plus 1 day
Python
1 vote111 views1 answer
Keras.layers.MaxPool2D
Python
0 vote119 views1 answer
Dict itterator python recursive
Python
3 votes114 views1 answer
Hwo much does mano house cost in python
Python
2 votes115 views2 answers
Export pythonpath linux
Python
0 vote113 views1 answer
Django populate database in view
Python
15 votes109 views3 answers
Discord.py send image
Python
0 vote117 views1 answer
How to discover which index labels are in other
Python
12 votes108 views3 answers
How to delete last N columns of dataframe
Python