When reading Comma Separated Value formatted files, the csv module is frequently used. In which mode must files be opened for use with the csv module?

Which is not a Python standard library module for processing arguments to a program?

Which option creates a list of key value tuples from a dictionary sorted by value? d = {'a':1, 'b':2, 'c':3}

Which will produce the same output?

At minimum, what must a metaclass be?

consider we have class Foo(object): def bar(self): pass foo = Foo() How i can get reference to instance from foo.bar

Considering this Python 2.x snippet, while(True): try: doWork() except TypeError: print 'Type error' except Exception: print 'General exception' except GeneratorExit, KeyboardInterrupt: print 'Existing exception' which of the following is correct to say?

Which is true regarding urlopen function from the standard module urllib in Python 2?

Which statement is incorrect regarding Python language?

Which is false regarding urlretrieve function from the standard module urllib in Python 2?

Regarding Secure hashes and message digests in Python 3 using standard module hashlib, which of the following is true ?