feat: add banner to ClientUser.edit (#2396)

Signed-off-by: Brandon <Brandon.k@live.de>
Signed-off-by: plun1331 <plun1331@gmail.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: plun1331 <plun1331@gmail.com>

CHANGELOG.md

@@ -10,6 +10,11 @@ possible (see our [Version Guarantees] for more info).
 
 These changes are available on the `master` branch, but have not yet been released.
 
+### Added
+
+- Added `banner` parameter to `ClientUser.edit`.
+  ([#2396](https://github.com/Pycord-Development/pycord/pull/2396))
+
 ### Fixed
 
 - Fixed the type-hinting of `Member.move_to` and `Member.edit` to reflect actual

discord/user.py

@@ -422,31 +422,41 @@ def _update(self, data: UserPayload) -> None:
 
     # TODO: Username might not be able to edit anymore.
     async def edit(
-        self, *, username: str = MISSING, avatar: bytes = MISSING
+        self,
+        *,
+        username: str = MISSING,
+        avatar: bytes = MISSING,
+        banner: bytes = MISSING,
     ) -> ClientUser:
         """|coro|
 
         Edits the current profile of the client.
 
         .. note::
 
-            To upload an avatar, a :term:`py:bytes-like object` must be passed in that
+            To upload an avatar or banner, a :term:`py:bytes-like object` must be passed in that
             represents the image being uploaded. If this is done through a file
             then the file must be opened via ``open('some_filename', 'rb')`` and
             the :term:`py:bytes-like object` is given through the use of ``fp.read()``.
 
-            The only image formats supported for uploading is JPEG and PNG.
+            The only image formats supported for uploading are JPEG, PNG, and GIF.
 
         .. versionchanged:: 2.0
             The edit is no longer in-place, instead the newly edited client user is returned.
 
+        .. versionchanged:: 2.6
+            The ``banner`` keyword-only parameter was added.
+
         Parameters
         ----------
         username: :class:`str`
             The new username you wish to change to.
         avatar: :class:`bytes`
             A :term:`py:bytes-like object` representing the image to upload.
             Could be ``None`` to denote no avatar.
+        banner: :class:`bytes`
+            A :term:`py:bytes-like object` representing the image to upload.
+            Could be ``None`` to denote no banner.
 
         Returns
         -------
@@ -458,7 +468,7 @@ async def edit(
         HTTPException
             Editing your profile failed.
         InvalidArgument
-            Wrong image format passed for ``avatar``.
+            Wrong image format passed for ``avatar`` or ``banner``.
         """
         payload: dict[str, Any] = {}
         if username is not MISSING:
@@ -469,6 +479,11 @@ async def edit(
         elif avatar is not MISSING:
             payload["avatar"] = _bytes_to_base64_data(avatar)
 
+        if banner is None:
+            payload["banner"] = None
+        elif banner is not MISSING:
+            payload["banner"] = _bytes_to_base64_data(banner)
+
         data: UserPayload = await self._state.http.edit_profile(payload)
         return ClientUser(state=self._state, data=data)