@ -45,35 +45,45 @@ import argparse
import base64
import csv
import fileinput
import importlib
import json
import os
import re
import sys
import urllib . parse as urlparse
from enum import Enum
from operator import add
from qrcode import QRCode
import protobuf_generated_python . google_auth_pb2
# These dynamic import are below:
# import cv2
# import numpy
# from qreader import QReader
try :
import cv2
import numpy
try :
import pyzbar . pyzbar as zbar
from qreader import QReader
except ImportError as e :
abort ( f """
ERROR : Cannot import QReader module . This problem is probably due to the missing zbar shared library .
On Linux and macOS libzbar0 must be installed .
See in README . md for the installation of the libzbar0 .
Exception : { e } """ )
qreader_available = True
except ImportError as e :
qreader_available = False
def sys_main ( ) :
main ( sys . argv [ 1 : ] )
def main ( sys_args ) :
global verbose , quiet , qreader_available
# allow to use sys.stdout with with (avoid closing)
sys . stdout . close = lambda : None
# sys.stdout.reconfigure(encoding='utf-8')
args = parse_args ( sys_args )
verbose = args . verbose if args . verbose else 0
quiet = args . quiet
otps = extract_otps ( args )
write_csv ( args , otps )
@ -82,16 +92,25 @@ def main(sys_args):
def parse_args ( sys_args ) :
formatter = lambda prog : argparse . RawDescriptionHelpFormatter ( prog , max_help_position = 52 )
example_text = ''' examples:
global verbose , quiet
formatter = lambda prog : argparse . RawTextHelpFormatter ( prog , max_help_position = 52 )
description_text = " Extracts one time password (OTP) secret keys from QR codes, e.g. from Google Authenticator app. "
if qreader_available :
description_text + = " \n If no infiles are provided, the QR codes are interactively captured from the camera. "
example_text = """ examples:
python extract_otp_secret_keys . py
python extract_otp_secret_keys . py example_ * . txt
python extract_otp_secret_keys . py - < example_export . txt
python extract_otp_secret_keys . py - - csv - example_ * . png | tail - n + 2
python extract_otp_secret_keys . py = < example_export . png '''
python extract_otp_secret_keys . py = < example_export . png """
arg_parser = argparse . ArgumentParser ( formatter_class = formatter ,
description = description_text ,
epilog = example_text )
arg_parser . add_argument ( ' infile ' , help = ' 1) file or - for stdin with " otpauth-migration://... " URLs separated by newlines, lines starting with # are ignored; or 2) image file containing a QR code or = for stdin for an image containing a QR code ' , nargs = ' + ' )
arg_parser . add_argument ( ' infile ' , help = """ a) file or - for stdin with ' otpauth-migration://... ' URLs separated by newlines, lines starting with # are ignored;
b ) image file containing a QR code or = for stdin for an image containing a QR code """ , nargs= ' * ' if qreader_available else ' + ' )
if qreader_available :
arg_parser . add_argument ( ' --camera ' , ' -C ' , help = ' camera number of system (default camera: 0) ' , default = 0 , nargs = 1 , metavar = ( ' NUMBER ' ) )
arg_parser . add_argument ( ' --json ' , ' -j ' , help = ' export json file or - for stdout ' , metavar = ( ' FILE ' ) )
arg_parser . add_argument ( ' --csv ' , ' -c ' , help = ' export csv file or - for stdout ' , metavar = ( ' FILE ' ) )
arg_parser . add_argument ( ' --keepass ' , ' -k ' , help = ' export totp/hotp csv file(s) for KeePass, - for stdout ' , metavar = ( ' FILE ' ) )
@ -103,58 +122,122 @@ python extract_otp_secret_keys.py = < example_export.png'''
args = arg_parser . parse_args ( sys_args )
if args . csv == ' - ' or args . json == ' - ' or args . keepass == ' - ' :
args . quiet = args . q = True
verbose = args . verbose if args . verbose else 0
quiet = True if args . quiet else False
return args
def extract_otps ( args ) :
global verbose , quiet
quiet = args . quiet
if not args . infile :
return extract_otps_from_camera ( args )
else :
return extract_otps_from_files ( args )
def extract_otps_from_camera ( args ) :
if verbose : print ( " Capture QR codes from camera " )
otp_urls = [ ]
otps = [ ]
QRMode = Enum ( ' QRMode ' , [ ' QREADER ' , ' DEEP_QREADER ' , ' CV2 ' ] , start = 0 )
qr_mode = QRMode . QREADER
if verbose : print ( f " QR reading mode: { qr_mode } " )
cam = cv2 . VideoCapture ( args . camera )
window_name = " Extract OTP Secret Keys: Capture QR Codes from Camera "
cv2 . namedWindow ( window_name , cv2 . WINDOW_AUTOSIZE )
font = cv2 . FONT_HERSHEY_PLAIN
font_scale = 1
font_thickness = 1
pos_text = 5 , 20
font_dy = 0 , cv2 . getTextSize ( " M " , font , font_scale , font_thickness ) [ 0 ] [ 1 ] + 5
font_line = cv2 . LINE_AA
text_color = 255 , 255 , 255
rect_color = 255 , 0 , 255
rect_color_success = 0 , 255 , 0
rect_thickness = 5
decoder = QReader ( )
while True :
success , img = cam . read ( )
if not success :
eprint ( " ERROR: Failed to capture image " )
break
if qr_mode in [ QRMode . QREADER , QRMode . DEEP_QREADER ] :
bbox , found = decoder . detect ( img )
if qr_mode == QRMode . DEEP_QREADER :
otp_url = decoder . detect_and_decode ( img )
elif qr_mode == QRMode . QREADER :
otp_url = decoder . decode ( img , bbox ) if found else None
if found :
cv2 . rectangle ( img , ( bbox [ 0 ] , bbox [ 1 ] ) , ( bbox [ 2 ] , bbox [ 3 ] ) , rect_color_success if otp_url else rect_color , rect_thickness )
if otp_url :
extract_otps_from_otp_url ( otp_url , otp_urls , otps , args )
elif qr_mode == QRMode . CV2 :
for qrcode in zbar . decode ( img ) :
otp_url = qrcode . data . decode ( ' utf-8 ' )
pts = numpy . array ( [ qrcode . polygon ] , numpy . int32 )
pts = pts . reshape ( ( - 1 , 1 , 2 ) )
cv2 . polylines ( img , [ pts ] , True , rect_color_success if otp_url else rect_color , rect_thickness )
extract_otps_from_otp_url ( otp_url , otp_urls , otps , args )
else :
assert False , f " ERROR: Wrong QReader mode { qreader . name } "
cv2 . putText ( img , f " Mode: { qr_mode . name } (Hit space to change) " , pos_text , font , font_scale , text_color , font_thickness , font_line )
cv2 . putText ( img , " Hit ESC to quit " , tuple ( map ( add , pos_text , font_dy ) ) , font , font_scale , text_color , font_thickness , font_line )
window_dim = cv2 . getWindowImageRect ( window_name )
qrcodes_text = f " { len ( otp_urls ) } QR code { ' s ' [ : len ( otp_urls ) != 1 ] } captured "
pos_qrcodes_text = window_dim [ 2 ] - cv2 . getTextSize ( qrcodes_text , font , font_scale , font_thickness ) [ 0 ] [ 0 ] - 5 , pos_text [ 1 ]
cv2 . putText ( img , qrcodes_text , pos_qrcodes_text , font , font_scale , text_color , font_thickness , font_line )
otps_text = f " { len ( otps ) } otp { ' s ' [ : len ( otps ) != 1 ] } extracted "
pos_otps_text = window_dim [ 2 ] - cv2 . getTextSize ( otps_text , font , font_scale , font_thickness ) [ 0 ] [ 0 ] - 5 , pos_text [ 1 ] + font_dy [ 1 ]
cv2 . putText ( img , otps_text , pos_otps_text , font , font_scale , text_color , font_thickness , font_line )
cv2 . imshow ( window_name , img )
key = cv2 . waitKey ( 1 ) & 0xFF
if key == 27 or key == ord ( ' q ' ) or key == 13 :
# ESC pressed
break
elif key == 32 :
qr_mode = QRMode ( ( qr_mode . value + 1 ) % len ( QRMode ) )
if verbose : print ( f " QR reading mode: { qr_mode } " )
cam . release ( )
cv2 . destroyAllWindows ( )
return otps
def extract_otps_from_otp_url ( otp_url , otp_urls , otps , args ) :
if otp_url and verbose : print ( otp_url )
if otp_url and otp_url not in otp_urls :
otp_urls . append ( otp_url )
extract_otp_from_otp_url ( otp_url , otps , len ( otp_urls ) , len ( otps ) , ' camera ' , args )
if verbose : print ( f " { len ( otps ) } otp { ' s ' [ : len ( otps ) != 1 ] } from { len ( otp_urls ) } QR code { ' s ' [ : len ( otp_urls ) != 1 ] } extracted " )
def extract_otps_from_files ( args ) :
otps = [ ]
i = j = k = 0
if verbose : print ( ' Input files: {} ' . format ( args . infile ) )
if verbose : print ( f" Input files: { args . infile } " )
for infile in args . infile :
if verbose : print ( ' Processing infile {} ' . format ( infile ) )
if verbose : print ( f" Processing infile { infile } " )
k + = 1
for line in get_lines_from_file ( infile ) :
for line in get_ otp_ur ls_from_file( infile ) :
if verbose : print ( line )
if line . startswith ( ' # ' ) or line == ' ' : continue
i + = 1
payload = get_payload_from_line ( line , i , infile )
# pylint: disable=no-member
for raw_otp in payload . otp_parameters :
j + = 1
if verbose : print ( ' \n {} . Secret Key ' . format ( j ) )
secret = convert_secret_from_bytes_to_base32_str ( raw_otp . secret )
otp_type_enum = get_enum_name_by_number ( raw_otp , ' type ' )
otp_type = get_otp_type_str_from_code ( raw_otp . type )
otp_url = build_otp_url ( secret , raw_otp )
otp = {
" name " : raw_otp . name ,
" secret " : secret ,
" issuer " : raw_otp . issuer ,
" type " : otp_type ,
" counter " : raw_otp . counter if raw_otp . type == 1 else None ,
" url " : otp_url
}
if not quiet :
print_otp ( otp )
if args . printqr :
print_qr ( args , otp_url )
if args . saveqr :
save_qr ( otp , args , j )
if not quiet :
print ( )
otps . append ( otp )
if verbose : print ( ' {} infile(s) processed ' . format ( k ) )
j = extract_otp_from_otp_url ( line , otps , i , j , infile , args )
if verbose : print ( f " { k } infile { ' s ' [ : k != 1 ] } processed " )
return otps
def get_lines_from_file ( filename ) :
global qreader_available
def get_otp_urls_from_file ( filename ) :
# stdin stream cannot be rewinded, thus distinguish, use - for utf-8 stdin and = for binary image stdin
if filename != ' = ' :
check_file_exists ( filename )
@ -163,45 +246,73 @@ def get_lines_from_file(filename):
return lines
# could not process text file, try reading as image
if filename != ' - ' :
return convert_img_to_line ( filename )
if filename != ' - ' and qreader_available :
return convert_img_to_otp_url ( filename )
return [ ]
def read_lines_from_text_file ( filename ) :
if verbose : print ( ' Reading lines of {} ' . format ( filename ) )
if verbose : print ( f" Reading lines of { filename } " )
finput = fileinput . input ( filename )
try :
lines = [ ]
for line in ( line . strip ( ) for line in finput ) :
if verbose : print ( line )
if is_binary ( line ) :
abort ( ' \n Binary input was given in stdin, please use = instead of - as infile argument for images. ' )
abort ( " \n Binary input was given in stdin, please use = instead of - as infile argument for images. " )
# unfortunately yield line leads to random test fails
lines . append ( line )
if not lines :
eprint ( " WARN: { } is empty " . format ( filename . replace ( ' - ' , ' stdin ' ) ) )
eprint ( f " WARN: { filename . replace ( ' - ' , ' stdin ' ) } is empty " )
return lines
except UnicodeDecodeError :
if filename == ' - ' :
abort ( ' \n ERROR: Unable to open text file form stdin. '
' In case you want read an image file from stdin, you must use " = " instead of " - " . ' )
abort ( " \n ERROR: Unable to open text file form stdin. "
" In case you want read an image file from stdin, you must use ' = ' instead of ' - ' . " )
else : # The file is probably an image, process below
return None
finally :
finput . close ( )
def convert_img_to_line ( filename ) :
try :
import cv2
import numpy
except Exception as e :
eprint ( " WARNING: No cv2 or numpy module installed. Exception: {} " . format ( str ( e ) ) )
return [ ]
if verbose : print ( ' Reading image {} ' . format ( filename ) )
def extract_otp_from_otp_url ( otpauth_migration_url , otps , i , j , infile , args ) :
payload = get_payload_from_otp_url ( otpauth_migration_url , i , infile )
# pylint: disable=no-member
for raw_otp in payload . otp_parameters :
j + = 1
if verbose : print ( f " \n { j } . Secret Key " )
secret = convert_secret_from_bytes_to_base32_str ( raw_otp . secret )
otp_type_enum = get_enum_name_by_number ( raw_otp , ' type ' )
otp_type = get_otp_type_str_from_code ( raw_otp . type )
otp_url = build_otp_url ( secret , raw_otp )
otp = {
" name " : raw_otp . name ,
" secret " : secret ,
" issuer " : raw_otp . issuer ,
" type " : otp_type ,
" counter " : raw_otp . counter if raw_otp . type == 1 else None ,
" url " : otp_url
}
otps . append ( otp )
if not quiet :
print_otp ( otp )
if args . printqr :
print_qr ( args , otp_url )
if args . saveqr :
save_qr ( otp , args , j )
if not quiet :
print ( )
return j
def convert_img_to_otp_url ( filename ) :
if verbose : print ( f " Reading image { filename } " )
try :
if filename != ' = ' :
image = cv2 . imread ( filename )
im g = cv2 . imread ( filename )
else :
try :
stdin = sys . stdin . buffer . read ( )
@ -213,60 +324,48 @@ def convert_img_to_line(filename):
try :
img_array = numpy . frombuffer ( stdin , dtype = ' uint8 ' )
except TypeError as e :
abort ( ' \n ERROR: Cannot read binary stdin buffer. Exception: {} ' . format ( str ( e ) ) )
abort ( f" \n ERROR: Cannot read binary stdin buffer. Exception: { e } " )
if not img_array . size :
return [ ]
image = cv2 . imdecode ( img_array , cv2 . IMREAD_UNCHANGED )
if image is None :
abort ( ' \n ERROR: Unable to open file for reading. \n input file: {} ' . format ( filename ) )
img = cv2 . imdecode ( img_array , cv2 . IMREAD_UNCHANGED )
# dynamic import of QReader since this module has a dependency to zbar lib and import it only when necessary
try :
from qreader import QReader
except ImportError as e :
abort ( '''
ERROR : Cannot import QReader module . This problem is probably due to the missing zbar shared library .
On Linux and macOS libzbar0 must be installed .
See in README . md for the installation of the libzbar0 .
Exception : { } ''' .format(str(e)))
if img is None :
abort ( f " \n ERROR: Unable to open file for reading. \n input file: { filename } " )
decoder = QReader ( )
decoded_text = decoder . detect_and_decode ( image = image )
decoded_text = QReader ( ) . detect_and_decode ( img )
if decoded_text is None :
abort ( ' \n ERROR: Unable to read QR Code from file. \n input file: {} ' . format ( filename ) )
abort ( f " \n ERROR: Unable to read QR Code from file. \n input file: { filename } " )
return [ decoded_text ]
except Exception as e :
abort ( ' \n ERROR: Encountered exception " {} " . \n input file: {} ' . format ( str ( e ) , filename ) )
abort ( f" \n ERROR: Encountered exception ' { e } ' . \n input file: { filename } " )
def get_payload_from_line ( line , i , infile ) :
global verbose
if not line . startswith ( ' otpauth-migration:// ' ) :
eprint ( ' \n WARN: line is not a otpauth-migration:// URL \n input file: {} \n line " {} " \n Probably a wrong file was given ' . format ( infile , line ) )
parsed_url = urlparse . urlparse ( line )
if verbose > 1 : print ( ' \n DEBUG: parsed_url= {} ' . format ( parsed_url ) )
def get_payload_from_otp_url ( otpauth_migration_url , i , input_source ) :
if not otpauth_migration_url . startswith ( ' otpauth-migration:// ' ) :
eprint ( f " \n WARN: line is not a otpauth-migration:// URL \n input: { input_source } \n line ' { otpauth_migration_url } ' \n Probably a wrong file was given " )
parsed_url = urlparse . urlparse ( otpauth_migration_url )
if verbose > 2 : print ( f " \n DEBUG: parsed_url= { parsed_url } " )
try :
params = urlparse . parse_qs ( parsed_url . query , strict_parsing = True )
except : # Not necessary for Python >= 3.11
params = [ ]
if verbose > 1: print ( ' \n DEBUG: querystring params= {} ' . format ( params ) )
if verbose > 2: print ( f " \n DEBUG: querystring params= { params } " )
if ' data ' not in params :
abort ( ' \n ERROR: no data query parameter in input URL \n input file: {} \n line " {} " \n Probably a wrong file was given ' . format ( infile , line ) )
abort ( f" \n ERROR: no data query parameter in input URL \n input file: { input_source } \n line ' { otpauth_migration_url } ' \n Probably a wrong file was given " )
data_base64 = params [ ' data ' ] [ 0 ]
if verbose > 1: print ( ' \n DEBUG: data_base64= {} ' . format ( data_base64 ) )
if verbose > 2: print ( f " \n DEBUG: data_base64= { data_base64 } " )
data_base64_fixed = data_base64 . replace ( ' ' , ' + ' )
if verbose > 1: print ( ' \n DEBUG: data_base64_fixed= {} ' . format ( data_base64 ) )
if verbose > 2: print ( f " \n DEBUG: data_base64_fixed= { data_base64_fixed } " )
data = base64 . b64decode ( data_base64_fixed , validate = True )
payload = protobuf_generated_python . google_auth_pb2 . MigrationPayload ( )
try :
payload . ParseFromString ( data )
except :
abort ( ' \n ERROR: Cannot decode otpauth-migration migration payload. \n '
' data= {} ' . format ( data_base64 ) )
abort ( f" \n ERROR: Cannot decode otpauth-migration migration payload. \n "
f" data= { data_base64 } " )
if verbose :
print ( ' \n {} . Payload Line ' . format ( i ) , payload , sep = ' \n ' )
print ( f" \n { i } . Payload Line " , payload , sep = ' \n ' )
return payload
@ -289,17 +388,17 @@ def build_otp_url(secret, raw_otp):
url_params = { ' secret ' : secret }
if raw_otp . type == 1 : url_params [ ' counter ' ] = raw_otp . counter
if raw_otp . issuer : url_params [ ' issuer ' ] = raw_otp . issuer
otp_url = ' otpauth:// {} / {} ? ' . format ( get_otp_type_str_from_code ( raw_otp . type ) , urlparse . quote ( raw_otp . name ) ) + urlparse . urlencode ( url_params )
otp_url = f" otpauth:// { get_otp_type_str_from_code ( raw_otp . type ) } / { urlparse . quote ( raw_otp . name ) } ? " + urlparse . urlencode ( url_params )
return otp_url
def print_otp ( otp ) :
print ( ' Name: {} ' . format ( otp [ ' name ' ] ) )
print ( ' Secret: {} ' . format ( otp [ ' secret ' ] ) )
if otp [ ' issuer ' ] : print ( ' Issuer: {} ' . format ( otp [ ' issuer ' ] ) )
print ( ' Type: {} ' . format ( otp [ ' type ' ] ) )
print ( f" Name: { otp [ ' name ' ] } " )
print ( f" Secret: { otp [ ' secret ' ] } " )
if otp [ ' issuer ' ] : print ( f" Issuer: { otp [ ' issuer ' ] } " )
print ( f" Type: { otp [ ' type ' ] } " )
if otp [ ' type ' ] == ' hotp ' :
print ( ' Counter: {} ' . format ( otp [ ' counter ' ] ) )
print ( f" Counter: { otp [ ' counter ' ] } " )
if verbose :
print ( otp [ ' url ' ] )
@ -310,39 +409,34 @@ def save_qr(otp, args, j):
pattern = re . compile ( r ' [ \ W_]+ ' )
file_otp_name = pattern . sub ( ' ' , otp [ ' name ' ] )
file_otp_issuer = pattern . sub ( ' ' , otp [ ' issuer ' ] )
save_qr_file ( args , otp [ ' url ' ] , ' {} / {} - {} {} .png ' . format ( dir , j , file_otp_name , ' - ' + file_otp_issuer if file_otp_issuer else ' ' ) )
save_qr_file ( args , otp [ ' url ' ] , f" { dir } / { j } - { file_otp_name } { ' - ' + file_otp_issuer if file_otp_issuer else ' ' } .png " )
return file_otp_issuer
def save_qr_file ( args , data , name ) :
from qrcode import QRCode
global verbose
qr = QRCode ( )
qr . add_data ( data )
img = qr . make_image ( fill_color = ' black ' , back_color = ' white ' )
if verbose : print ( ' Saving to {} ' . format ( name ) )
if verbose : print ( f" Saving to { name } " )
img . save ( name )
def print_qr ( args , data ) :
from qrcode import QRCode
qr = QRCode ( )
qr . add_data ( data )
qr . print_ascii ( )
def write_csv ( args , otps ) :
global verbose , quiet
if args . csv and len ( otps ) > 0 :
with open_file_or_stdout_for_csv ( args . csv ) as outfile :
writer = csv . DictWriter ( outfile , otps [ 0 ] . keys ( ) )
writer . writeheader ( )
writer . writerows ( otps )
if not quiet : print ( " Exported {} otps to csv {} " . format ( len ( otps ) , args . csv ) )
if not quiet : print ( f" Exported { len ( otps ) } otp { ' s ' [ : len ( otps ) != 1 ] } to csv { args . csv } " )
def write_keepass_csv ( args , otps ) :
global verbose , quiet
if args . keepass and len ( otps ) > 0 :
has_totp = has_otp_type ( otps , ' totp ' )
has_hotp = has_otp_type ( otps , ' hotp ' )
@ -360,7 +454,7 @@ def write_keepass_csv(args, otps):
' Title ' : otp [ ' issuer ' ] ,
' User Name ' : otp [ ' name ' ] ,
' TimeOtp-Secret-Base32 ' : otp [ ' secret ' ] if otp [ ' type ' ] == ' totp ' else None ,
' Group ' : " OTP/ { }" . format ( otp [ ' type ' ] . upper ( ) )
' Group ' : f " OTP/ { otp [ ' type ' ] . upper ( ) } "
} )
count_totp_entries + = 1
if has_hotp :
@ -374,20 +468,19 @@ def write_keepass_csv(args, otps):
' User Name ' : otp [ ' name ' ] ,
' HmacOtp-Secret-Base32 ' : otp [ ' secret ' ] if otp [ ' type ' ] == ' hotp ' else None ,
' HmacOtp-Counter ' : otp [ ' counter ' ] if otp [ ' type ' ] == ' hotp ' else None ,
' Group ' : " OTP/ { }" . format ( otp [ ' type ' ] . upper ( ) )
' Group ' : f " OTP/ { otp [ ' type ' ] . upper ( ) } "
} )
count_hotp_entries + = 1
if not quiet :
if count_totp_entries > 0 : print ( " Exported {} totp entries to keepass csv file {} " . format ( count_totp_entries , otp_filename_totp ) )
if count_hotp_entries > 0 : print ( " Exported {} hotp entries to keepass csv file {} " . format ( count_hotp_entries , otp_filename_hotp ) )
if count_totp_entries > 0 : print ( f " Exported { count_totp_entries } totp entrie { ' s ' [ : count_totp_entries != 1 ] } to keepass csv file { otp_filename_totp } " )
if count_hotp_entries > 0 : print ( f " Exported { count_hotp_entries } hotp entrie { ' s ' [ : count_hotp_entries != 1 ] } to keepass csv file { otp_filename_hotp } " )
def write_json ( args , otps ) :
global verbose , quiet
if args . json :
with open_file_or_stdout ( args . json ) as outfile :
json . dump ( otps , outfile , indent = 4 )
if not quiet : print ( " Exported {} otp entries to json {} " . format ( len ( otps ) , args . json ) )
if not quiet : print ( f" Exported { len ( otps ) } otp { ' s ' [ : len ( otps ) != 1 ] } to json { args . json } " )
def has_otp_type ( otps , otp_type ) :
@ -420,8 +513,8 @@ def open_file_or_stdout_for_csv(filename):
def check_file_exists ( filename ) :
if filename != ' - ' and not os . path . isfile ( filename ) :
abort ( ' \n ERROR: Input file provided is non-existent or not a file. '
' \n input file: {} ' . format ( filename ) )
abort ( f" \n ERROR: Input file provided is non-existent or not a file. "
f" \n input file: { filename } " )
def is_binary ( line ) :
@ -432,11 +525,6 @@ def is_binary(line):
return True
def check_module_available ( module_name ) :
module_spec = importlib . util . find_spec ( module_name )
return module_spec is not None
def eprint ( * args , * * kwargs ) :
''' Print to stderr. '''
print ( * args , file = sys . stderr , * * kwargs )
scito
1 year ago