Add option --netrc-location

Closes #792, #963

yt_dlp/__init__.py

@@ -575,6 +575,7 @@ def _real_main(argv=None):
 
     ydl_opts = {
         'usenetrc': opts.usenetrc,
+        'netrc_location': opts.netrc_location,
         'username': opts.username,
         'password': opts.password,
         'twofactor': opts.twofactor,

yt_dlp/extractor/common.py

@@ -18,6 +18,7 @@ from ..compat import (
     compat_cookies_SimpleCookie,
     compat_etree_Element,
     compat_etree_fromstring,
+    compat_expanduser,
     compat_getpass,
     compat_http_client,
     compat_os_name,
@@ -1166,7 +1167,10 @@ class InfoExtractor(object):
 
         if self.get_param('usenetrc', False):
             try:
-                info = netrc.netrc().authenticators(netrc_machine)
+                netrc_file = compat_expanduser(self.get_param('netrc_location') or '~')
+                if os.path.isdir(netrc_file):
+                    netrc_file = os.path.join(netrc_file, '.netrc')
+                info = netrc.netrc(file=netrc_file).authenticators(netrc_machine)
                 if info is not None:
                     username = info[0]
                     password = info[2]

yt_dlp/options.py

@@ -478,6 +478,10 @@ def parseOpts(overrideArguments=None):
         '-n', '--netrc',
         action='store_true', dest='usenetrc', default=False,
         help='Use .netrc authentication data')
+    authentication.add_option(
+        '--netrc-location',
+        dest='netrc_location', metavar='PATH',
+        help='Location of .netrc authentication data; either the path or its containing directory. Defaults to ~/.netrc')
     authentication.add_option(
         '--video-password',
         dest='videopassword', metavar='PASSWORD',