def pdf_to_file(file_path):
resource_manager = PDFResourceManager()
fake_file_handle = io.StringIO()
converter = PDFConverter(resource_manager, fake_file_handle)
page_interpreter = PDFPageInterpreter(converter, resource_manager)
with open(filename, 'rb') as fp:
fp.seek(0, 0)
for page in PDFPage.get_pages(fp, caching=True,
check_extractable=True):
page_interpreter.process_page(int(0))
text = fake_file_handle.getvalue()
converter.close()
fake_file_handle.close()
if text:
return text
