How to Move the Playhead in DaVinci Resolve with the Python API

import os
import sys
from pathlib import Path


def import_resolve_module():
    try:
        import DaVinciResolveScript as dvr
        return dvr
    except ImportError:
        search_paths = [
            os.environ.get("RESOLVE_SCRIPT_API", ""),
            os.environ.get("RESOLVE_MODULES", ""),
            r"C:\\ProgramData\\Blackmagic Design\\DaVinci Resolve\\Support\\Developer\\Scripting\\Modules",
            "/opt/resolve/Developer/Scripting/Modules",
            "/opt/BlackmagicDesign/DaVinciResolve/Developer/Scripting/Modules",
            "/Library/Application Support/Blackmagic Design/DaVinci Resolve/Developer/Scripting/Modules",
            str(Path.home() / "Library/Application Support/Blackmagic Design/DaVinci Resolve/Developer/Scripting/Modules"),
        ]
        for path in search_paths:
            if path and os.path.isdir(path) and path not in sys.path:
                sys.path.append(path)
        import DaVinciResolveScript as dvr
        return dvr


def safe_call(obj, name, *args):
    try:
        fn = getattr(obj, name, None)
        if callable(fn):
            return fn(*args)
    except Exception:
        return None
    return None


dvr = import_resolve_module()
resolve = dvr.scriptapp("Resolve")
if not resolve:
    raise RuntimeError("DaVinci Resolve API is unavailable")

project = resolve.GetProjectManager().GetCurrentProject()
if not project:
    raise RuntimeError("No DaVinci Resolve project is open")

timeline = project.GetCurrentTimeline()
if not timeline:
    raise RuntimeError("No active Timeline")
def frames_to_tc(frame: int, fps: float) -> str:
    fps_i = max(1, int(round(fps)))
    total = int(round(frame))
    ff = total % fps_i
    seconds = total // fps_i
    hh = seconds // 3600
    mm = (seconds % 3600) // 60
    ss = seconds % 60
    return f"{hh:02d}:{mm:02d}:{ss:02d}:{ff:02d}"


def set_playhead(timeline, frame: int, fps: float) -> bool:
    tc = frames_to_tc(frame, fps)

    fn_tc = getattr(timeline, "SetCurrentTimecode", None)
    if callable(fn_tc):
        try:
            if fn_tc(tc):
                return True
        except Exception:
            pass

    fn_frame = getattr(timeline, "SetCurrentFrame", None)
    if callable(fn_frame):
        try:
            return bool(fn_frame(int(frame)))
        except Exception:
            pass

    return False


fps = float(timeline.GetSetting("timelineFrameRate") or project.GetSetting("timelineFrameRate") or 24.0)
frame = 240

if not set_playhead(timeline, frame, fps):
    raise RuntimeError("Could not move the playhead")

print("Playhead moved to", frames_to_tc(frame, fps))