prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  too much space below video, not deletable in wagtail 
  ![wagtail bug](https://cloud.githubusercontent.com/assets/24652917/21648586/c86d744c-d29e-11e6-83b0-120667f43c41.jpg)
  
  
  </issue>
  <code>
  [start of home/wagtail_hooks.py]
  1 from django.conf import settings
  2 from django.utils.html import format_html
  3 from wagtail.wagtailcore import hooks
  4 
  5 
  6 @hooks.register('insert_editor_css')
  7 def editor_css():
  8     return format_html('<link rel="stylesheet" href="'
  9                        + settings.STATIC_URL
  10                        + 'scss/wagtail_admin/wagtail_admin.css">')
  11
  [end of home/wagtail_hooks.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/home/wagtail_hooks.py b/home/wagtail_hooks.py
  --- a/home/wagtail_hooks.py
  +++ b/home/wagtail_hooks.py
  @@ -7,4 +7,4 @@
   def editor_css():
       return format_html('<link rel="stylesheet" href="'
                          + settings.STATIC_URL
  -                       + 'scss/wagtail_admin/wagtail_admin.css">')
  +                       + 'wagtail_admin.css">')
  
verification_info: {"golden_diff": "diff --git a/home/wagtail_hooks.py b/home/wagtail_hooks.py\n--- a/home/wagtail_hooks.py\n+++ b/home/wagtail_hooks.py\n@@ -7,4 +7,4 @@\n def editor_css():\n     return format_html('<link rel=\"stylesheet\" href=\"'\n                        + settings.STATIC_URL\n-                       + 'scss/wagtail_admin/wagtail_admin.css\">')\n+                       + 'wagtail_admin.css\">')\n", "issue": "too much space below video, not deletable in wagtail \n![wagtail bug](https://cloud.githubusercontent.com/assets/24652917/21648586/c86d744c-d29e-11e6-83b0-120667f43c41.jpg)\r\n\n", "before_files": [{"content": "from django.conf import settings\nfrom django.utils.html import format_html\nfrom wagtail.wagtailcore import hooks\n\n\n@hooks.register('insert_editor_css')\ndef editor_css():\n    return format_html('<link rel=\"stylesheet\" href=\"'\n                       + settings.STATIC_URL\n                       + 'scss/wagtail_admin/wagtail_admin.css\">')\n", "path": "home/wagtail_hooks.py"}]}