[README.md] Mention --config-location in configuration section (#11615)

[youtube-dl] / README.md

diff --git a/README.md b/README.md
index 3bfa2c680f8af0e9a359c11224248e29f0fd02e0..905c1b73f9722e89cc6c0c9b5970be2f587cfbb9 100644 (file)
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ Windows users can [download an .exe file](https://yt-dl.org/latest/youtube-dl.ex
 
 You can also use pip:
 
-    sudo pip install --upgrade youtube-dl
+    sudo -H pip install --upgrade youtube-dl
     
 This command will update youtube-dl if you have already installed it. See the [pypi page](https://pypi.python.org/pypi/youtube_dl) for more information.
 
@@ -446,6 +446,8 @@ Note that options in configuration file are just the same options aka switches u
 
 You can use `--ignore-config` if you want to disable the configuration file for a particular youtube-dl run.
 
+You can also use `--config-location` if you want to use custom configuration file for a particular youtube-dl run.
+
 ### Authentication with `.netrc` file
 
 You may also want to configure automatic credentials storage for extractors that support authentication (by providing login and password with `--username` and `--password`) in order not to pass credentials as command line arguments on every youtube-dl execution and prevent tracking plain text passwords in the shell command history. You can achieve this using a [`.netrc` file](http://stackoverflow.com/tags/.netrc/info) on a per extractor basis. For that you will need to create a `.netrc` file in your `$HOME` and restrict permissions to read/write by only you:
@@ -961,7 +963,7 @@ After you have ensured this site is distributing its content legally, you can fo
                 'id': '42',
                 'ext': 'mp4',
                 'title': 'Video title goes here',
-                'thumbnail': 're:^https?://.*\.jpg$',
+                'thumbnail': r're:^https?://.*\.jpg$',
                 # TODO more properties, either as:
                 # * A value
                 # * MD5 checksum; start the string with md5:
@@ -1148,7 +1150,7 @@ with youtube_dl.YoutubeDL(ydl_opts) as ydl:
     ydl.download(['http://www.youtube.com/watch?v=BaW_jenozKc'])
 ```
 
-Most likely, you'll want to use various options. For a list of options available, have a look at [`youtube_dl/YoutubeDL.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/YoutubeDL.py#L128-L278). For a start, if you want to intercept youtube-dl's output, set a `logger` object.
+Most likely, you'll want to use various options. For a list of options available, have a look at [`youtube_dl/YoutubeDL.py`](https://github.com/rg3/youtube-dl/blob/master/youtube_dl/YoutubeDL.py#L129-L279). For a start, if you want to intercept youtube-dl's output, set a `logger` object.
 
 Here's a more complete example of a program that outputs only errors (and a short message after the download is finished), and downloads/converts the video to an mp3 file: