Module bioiain.utilities

def log(level:int|str=1, *args, **kwargs):
    """
    Log a message and display it according to the given level if higher than environment variable "BI_VERBOSE".
    Builtin prints are always displayed.
    If unset BI_VERBOSE is set to 10.
    BI_VERBOSE == 0 displays only ERROR, WARNING and DEBUG messages.
    BI_VERBOSE == -1 display only ERROR.
    BI_VERBOSE == -1 display nothing.
    :param level: Verbose level: ERROR | WARNING | DEBUG | TITLE | HEADER | int
    :param args: args for print function
    :param kwargs: kwargs for print function
    """
    v = int(os.environ.get("BI_VERBOSE", 10))
    if type(level) is str:
        level = level.lower()
    if v > -2:
        if level == "error":
            if isinstance(kwargs.get("error", None), Exception):
                raise kwargs.get("error")

            elif kwargs.get("raise_exception", False):
                raise Exception(" ".join([str(a) for a in args]))
            else:
                print("\033[91m")
                print("ERROR: ", end="")
                print(*args, **kwargs)
                print("\033[0m")

        elif v > -1:
            if level == "warning":
                print("\033[93m",end="")
                print("WARNING: ", end="")
                print(*args, **kwargs)
                print("\033[0m",end="")
            elif level == "debug":
                print(*args, **kwargs)
            elif level == "title":
                print("\033]0;",end="")
                print(*args, **kwargs)
                print("\a",end="")
            elif v > 0:
                if level == 0 or level is None:
                    print(*args, **kwargs)
                elif level == "start":
                    tprint(*args, **kwargs)
                elif level == "header":
                    sprint(*args, **kwargs)
                elif level == "end":
                    eprint(*args, **kwargs)
                elif type(level) is int:
                    if v >= level:
                        print1(*args, space=2*level, **kwargs)
                    else:
                        print1("...", space=2 * level, **kwargs)
                else:
                    print("Unknown log level: {}".format(repr(level)))
                    print(*args, **kwargs)