>>> tuple[(5, 2.5)] tuple[5, 2.5] >>> tuple[(5, 2.5, 'a')] tuple[5, 2.5, 'a'] >>> tuple(5, 2.5) TypeError: tuple expected at most 1 argument, got 2 元组方法 访问 元组是有序系列,故能通过索引切片的方式访问 >>> t = 1, 2, 3, 4, 5, 6, 7, 8 ,9 >>> t[0]...
Exception in thread django-main-thread: Traceback (most recent call last): File "/opt/redis/__init__.py", line 57, in <module> VERSION = tuple(map(int_or_str, __version__.split("."))) AttributeError: 'NoneType' object has no attribute 's...
>>>t=(7,3)>>>t=(7,3)>>>divmod(t)>>>divmod(t)TypeError:divmodexpected2arguments,got1 But if you scatter the tuple, it works: 但如果拆分这个元组,就可以了: >>>divmod(*t)>>>divmod(*t)(2,1) Many of the built-in functions use variable-length argument tuples. For example, ...
ValueError: not enough values to unpack (expected 5, got 4) In the first example, the number of variables is less than the items in the tuple, and the error message says that there are too many values to unpack. In the second example, the number of variables exceeds the number of it...
>>> divmod(*t) (2, 1) Exercise 1Many of the built-in functions use variable-length argument tuples. For example,maxandmincan take any number of arguments: >>> max(1,2,3) 3 Butsumdoes not. >>> sum(1,2,3) TypeError: sum expected at most 2 arguments, got 3 ...
t1 = repeat(code1, setup=setup1, number=n) t2 = repeat(code2, setup=setup2, number=n) print( "\n", f"code1: {round(min(t1), 2)}", "\n", f"code2: {round(min(t2), 2)}" ) As expected, named tuples from thetypingmodule showed significantly slower performance (28.72sec ag...
@xaviergonz That's due to widening of the argument to enumeration and has nothing to do with the definition of UnionStringArray. To stop the widening, try this: declare function enumeration<T extends string>(options: T[]): UnionStringArray<T[]>;...
PyErr_Format (PyExc_TypeError,"%.200s() takes exactly %d %sargument%s (%zd given)", full_name, n_expected_args, n_py_kwargs >0?"non-keyword ":"", n_expected_args ==1?"":"s", n_py_args); g_free (full_name);returnNULL; ...
'] >>> 'quux' in ['foo', 'bar', 'baz', 'qux', 'quux', 'corge'] True >>> ['foo', 'bar', 'baz'] + ['qux', 'quux', 'corge'] ['foo', 'bar', 'baz', 'qux', 'quux', 'corge'] >>> len(['foo', 'bar', 'baz', 'qux', 'quux', 'corge'][::-1]) 6 ...
>>> divmod(*t) (2, 1) Many of the built-in functions use variable-length argument tuples. For example, max and min can take any number of arguments: >>> max(1, 2, 3) 3 But sum does not. >>> sum(1, 2, 3) TypeError: sum expected at most 2 arguments, got 3 ...