When a pull request is sent, ".backup" files are incorrectly added

[neubig]

When we create a patch, it adds a bunch of ".backup" files to the repository, which is undesirable.

This is probably due to whatthepatch not disabling the creation of the backup files.

[neubig]

Not fixed yet.

[xingyaoww]

Might be helpful

def cleanup_patch(patch: str):
    """
    Remove parts of the patch that modify filenames that include '.backup.' as part of the filename
    """
    if not patch:
        return patch

    if not isinstance(patch, str):
        return ""

    if not patch.strip():
        # skip empty patches
        return ""

    patch = patch.replace("\r\n", "\n")
    # There might be some weird characters at the beginning of the patch
    # due to some OpenHands inference command outputs

    # FOR EXAMPLE:
    # git diff --no-color --cached 895f28f9cbed817c00ab68770433170d83132d90
    # �[A�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[C�[K0
    # diff --git a/django/db/models/sql/.backup.query.py b/django/db/models/sql/.backup.query.py
    # new file mode 100644
    # index 0000000000..fc13db5948

    # We "find" the first line that starts with "diff" and then we remove lines before it
    lines = patch.split("\n")
    for i, line in enumerate(lines):
        if line.startswith("diff --git"):
            patch = "\n".join(lines[i:])
            break

    lines = patch.split("\n")
    cleaned_lines = []
    skip_file = False

    for line in lines:
        if line.startswith("diff --git"):
            if ".backup." in line:
                skip_file = True
            else:
                skip_file = False
                cleaned_lines.append(line)
        elif not skip_file:
            cleaned_lines.append(line)

    patch = "\n".join(cleaned_lines)
    patch = patch.rstrip() + "\n"  # Make sure the last line ends with a newline
    return patch