/Python/Python convert multidimensional array to one dimensional

Python convert multidimensional array to one dimensional

In [12]: a = np.array([[1,2,3], [4,5,6]])

In [13]: b = a.ravel()

In [14]: b
Out[14]: array([1, 2, 3, 4, 5, 6])

Source: stackoverflow.com

Python convert two dimensional list to one dimensional

# Python convert 2D into 1D array:

import itertools
x = [['foo'], ['bar', 'baz'], ['quux'], ("tup_1", "tup_2"), {1:"one", 2:"two"}]
print list(itertools.chain(*x))
print [element for sub in x for element in sub]

# Output:

['foo', 'bar', 'baz', 'quux', 'tup_1', 'tup_2', 1, 2]

Source: daniweb.com

Similar codes

96 votes166 views6 answers
If substring not in string python
Python
-1 vote142 views1 answer
Example exponential distribution python
Python
8 votes143 views3 answers
Python multiply list
Python
0 vote131 views1 answer
How can I get response from amazon with beautiful soap if I get 503?
Python
0 vote150 views1 answer
How to convert utf-16 file to utf-8 in python
Python
6 votes176 views3 answers
Matplotlib subplots title
Python
13 votes141 views4 answers
Pandas groupby count as new column
Python
1 vote136 views2 answers
Python leetcode
Python
2 votes152 views2 answers
Python turn list of lists into list
Python
0 vote147 views1 answer
Python string: index error
Python