# Uses convert cmdline tool
import os

def main():
    dir_list = os.listdir('./pdfs') # change to your pdf directory
    for full_file_name in dir_list:
        base_name, extension = os.path.splitext(full_file_name)
        if extension == '.pdf': # then .pdf file --> convert to image!
            cmd_str = ' '.join(['convert',
                                '"./pdfs/' + full_file_name + '"', # change to your pdf directory
                                '"' + base_name + '.png"'])
            print(cmd_str)  # echo command to terminal
            os.system(cmd_str)  # execute command

if __name__ == '__main__':
    main()