naweka

import numpy as np
import soundfile as sf
from scipy.fftpack import fft, ifft

def rotateSignal(signal,flip):
    if flip:
        signal = signal[::-1]
    
    x = np.concatenate((signal, signal[1:][::-1])) # concatenating the array with a reverse of itself makes it such that the fourier transform doesn't layer over a reversed version of itself in the inverse fft
    rotSig = ifft(x)

naweka

from PyPDF2 import PdfFileMerger
from svglib.svglib import svg2rlg
from reportlab.graphics import renderPDF

def svgs_to_pdf(file_paths=[r'C:\1.svg',r'C:\2.svg',r'C:\3.svg'], output_folder='tmp', pdf_name='test.pdf'):
    """
    Convert svg files into pdfs, save pdfs in output_folder, merge them in one pdf file.
    @param file_paths: full paths to svg files
    @param output_folder: path to folder for saving temporary pdfs
    @param pdf_name: name for resulting pdf file.