EADST

Python Numpy Array to C++ Vector

# Save the Numpy in a txt.
import numpy as np

s = ''
data = np.load("data.npy")
c, h, w = data.shape
data = data.reshape(c*h*w)
for v in data:
    s += str(v) + '\t'
path = "data.txt"
f = open(path, "w+")
f.write(s)

// load the txt file and save in a float vector
#include < iostream>
#include < fstream>
#include < string>
#include < vector>

using namespace std;


std::string txtPath = "data.txt";
ifstream InFile;
InFile.open (txtPath);
std::vector data_vector;
if (InFile)
{
    string line;
    float number;
    for (int i = 0; i < 1; ++i)
    {
        getline (InFile, line);
        istringstream iss(line);
        while (iss >> number)
        {
            data_vector.push_back (number);
        }

     }
     InFile.close ();
     InFile.clear ();
 }
 else
     throw runtime_error ("document error");