We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
localization: various problems
# Bug

## Description

This issue is to collect the various localization problems found before the 0.4.4 release and after the **string freeze**

They should be fixed in a pull request right after the 0.4.4 release.

--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `securedrop/source_app/forms.py`
Content:
```
1 from flask_babel import gettext
2 from flask_wtf import FlaskForm
3 from wtforms import PasswordField
4 from wtforms.validators import InputRequired, Regexp, Length
5 
6 from db import Source
7 
8 
9 class LoginForm(FlaskForm):
10     codename = PasswordField('codename', validators=[
11         InputRequired(message=gettext('This field is required.')),
12         Length(1, Source.MAX_CODENAME_LEN,
13                message=gettext('Field must be between 1 and '
14                                '{max_codename_len} characters long. '.format(
15                                    max_codename_len=Source.MAX_CODENAME_LEN))),
16         # Make sure to allow dashes since some words in the wordlist have them
17         Regexp(r'[\sA-Za-z0-9-]+$', message=gettext('Invalid input.'))
18     ])
19
```
--- END FILES ---

Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.

Here is an example:

```diff
diff --git a/examples/server_async.py b/examples/server_async.py
--- a/examples/server_async.py
+++ b/examples/server_async.py
@@ -313,4 +313,4 @@
 
 
 if __name__ == "__main__":
-    asyncio.run(run_async_server("."), debug=True)
+    asyncio.run(run_async_server(), debug=True)
diff --git a/examples/server_sync.py b/examples/server_sync.py
--- a/examples/server_sync.py
+++ b/examples/server_sync.py
@@ -313,5 +313,5 @@
 
 
 if __name__ == "__main__":
-    server = run_sync_server(".")
+    server = run_sync_server()
     server.shutdown()

```

diff --git a/securedrop/source_app/forms.py b/securedrop/source_app/forms.py
--- a/securedrop/source_app/forms.py
+++ b/securedrop/source_app/forms.py
@@ -11,7 +11,7 @@
         InputRequired(message=gettext('This field is required.')),
         Length(1, Source.MAX_CODENAME_LEN,
                message=gettext('Field must be between 1 and '
-                               '{max_codename_len} characters long. '.format(
+                               '{max_codename_len} characters long.'.format(
                                    max_codename_len=Source.MAX_CODENAME_LEN))),
         # Make sure to allow dashes since some words in the wordlist have them
         Regexp(r'[\sA-Za-z0-9-]+$', message=gettext('Invalid input.'))

{"golden_diff": "diff --git a/securedrop/source_app/forms.py b/securedrop/source_app/forms.py\n--- a/securedrop/source_app/forms.py\n+++ b/securedrop/source_app/forms.py\n@@ -11,7 +11,7 @@\n         InputRequired(message=gettext('This field is required.')),\n         Length(1, Source.MAX_CODENAME_LEN,\n                message=gettext('Field must be between 1 and '\n-                               '{max_codename_len} characters long. '.format(\n+                               '{max_codename_len} characters long.'.format(\n                                    max_codename_len=Source.MAX_CODENAME_LEN))),\n         # Make sure to allow dashes since some words in the wordlist have them\n         Regexp(r'[\\sA-Za-z0-9-]+$', message=gettext('Invalid input.'))\n", "issue": "localization: various problems\n# Bug\r\n\r\n## Description\r\n\r\nThis issue is to collect the various localization problems found before the 0.4.4 release and after the **string freeze**\r\n\r\nThey should be fixed in a pull request right after the 0.4.4 release.\n", "before_files": [{"content": "from flask_babel import gettext\nfrom flask_wtf import FlaskForm\nfrom wtforms import PasswordField\nfrom wtforms.validators import InputRequired, Regexp, Length\n\nfrom db import Source\n\n\nclass LoginForm(FlaskForm):\n    codename = PasswordField('codename', validators=[\n        InputRequired(message=gettext('This field is required.')),\n        Length(1, Source.MAX_CODENAME_LEN,\n               message=gettext('Field must be between 1 and '\n                               '{max_codename_len} characters long. '.format(\n                                   max_codename_len=Source.MAX_CODENAME_LEN))),\n        # Make sure to allow dashes since some words in the wordlist have them\n        Regexp(r'[\\sA-Za-z0-9-]+$', message=gettext('Invalid input.'))\n    ])\n", "path": "securedrop/source_app/forms.py"}], "after_files": [{"content": "from flask_babel import gettext\nfrom flask_wtf import FlaskForm\nfrom wtforms import PasswordField\nfrom wtforms.validators import InputRequired, Regexp, Length\n\nfrom db import Source\n\n\nclass LoginForm(FlaskForm):\n    codename = PasswordField('codename', validators=[\n        InputRequired(message=gettext('This field is required.')),\n        Length(1, Source.MAX_CODENAME_LEN,\n               message=gettext('Field must be between 1 and '\n                               '{max_codename_len} characters long.'.format(\n                                   max_codename_len=Source.MAX_CODENAME_LEN))),\n        # Make sure to allow dashes since some words in the wordlist have them\n        Regexp(r'[\\sA-Za-z0-9-]+$', message=gettext('Invalid input.'))\n    ])\n", "path": "securedrop/source_app/forms.py"}]}