def dict_non_recursive_find_keys_via_value(d, v):
    """
        from xdict.utils import *
        dlts = {1:'a',2:{3:'a'}}
        dict_non_recursive_find_keys_via_value(dlts,'a')
    """
    rslt = []
    for key in d:
        if d[key] == v:
            rslt.append(key)
    return rslt
