Извлечение текста из pdf

Установка пакета для python 3 (так-то пакет написан для второго питона) pip install pdfminer.six

from io import StringIO
from pdfminer.converter import TextConverter
from pdfminer.pdfinterp import PDFPageInterpreter, PDFResourceManager
from pdfminer.layout import LAParams
from pdfminer.pdfpage import PDFPage


def extract_text_from_pdf(pdf_path):
    rsrcmgr = PDFResourceManager()
    retstr = StringIO()
    codec = 'utf-8' # 'utf16', 'utf-8'
    laparams = LAParams()
    device = TextConverter(rsrcmgr, retstr, codec=codec, laparams=laparams)
    interpreter = PDFPageInterpreter(rsrcmgr, device)
    maxpages = 0
    caching = True
    pagenos = set()
    password = ""

    with open(pdf_path, 'rb') as fh:
        for page in PDFPage.get_pages(fh, pagenos, maxpages=maxpages, password=password, caching=caching, check_extractable=True):
            interpreter.process_page(page)

        text = retstr.getvalue()
    # close open handlers
    device.close()
    retstr.close()
    if text:
        return text
    return None

text = extract_text_from_pdf('myPDF.pdf')