Csv to numpy array

Save numpy array to csv

import pandas as pd 
pd.DataFrame(np_array).to_csv("path/to/file.csv")

Source: stackoverflow.com

Numpy to csv

import numpy as np
x = np.arange(0.0,5.0,1.0)
np.savetxt('test.csv', x, delimiter=',')

Csv to numpy array

from numpy import genfromtxt
my_data = genfromtxt('my_file.csv', delimiter=',')

Source: stackoverflow.com

Python how to convert csv to array

import csv

results = []
with open("input.csv") as csvfile:
    reader = csv.reader(csvfile, quoting=csv.QUOTE_NONNUMERIC) # change contents to floats
    for row in reader: # each row is a list
        results.append(row)

Source: stackoverflow.com

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