IDA script - disasm current function

ida_disasm_curr.py

# Walk current function and print its disassembly
import ida_funcs
import ida_kernwin
import idautils
import ida_lines
import idc

def print_func_disasm(ea=None):
    """
    Walks from the beginning to the end of the function containing `ea`
    (or the cursor if None) and prints disassembly lines for code items.
    """
    if ea is None:
        ea = ida_kernwin.get_screen_ea()

    f = ida_funcs.get_func(ea)
    if not f:
        print(f"[!] No function found at 0x{ea:X}")
        return

    name = ida_funcs.get_func_name(f.start_ea)
    print(f"[+] Function: {name} @ 0x{f.start_ea:X} .. 0x{f.end_ea:X}")

    # Iterate over defined items between start and end; print only code
    for head in idautils.Heads(f.start_ea, f.end_ea):
        if idc.is_code(idc.get_full_flags(head)):
            # Prefer ida_lines.generate_disasm_line (then strip IDA color tags);
            # fall back to idc.GetDisasm if needed.
            line = ida_lines.generate_disasm_line(head, 0) or idc.GetDisasm(head)
            line = ida_lines.tag_remove(line)
            print(f"{head:08X}: {line}")

if __name__ == "__main__":
    print_func_disasm()