> -----Original Message----- > From: > [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] > rg] On Behalf Of Kay Schluehr > Sent: 30 September 2006 18:02 > To: python-list@python.org > Subject: Re: Escapeism > > Sybren Stuvel wrote: > > Kay Schluehr enlightened us with: > > > Usually I struggle a short while with \ and either > succeed or give up. > > > Today I'm in a different mood and don't give up. So here is my > > > question: > > > > > > You have an unknown character string c such as '\n' , > '\a' , '\7' etc. > > > > > > How do you echo them using print? > > > > > > print_str( c ) prints representation '\a' to stdout for c = '\a' > > > print_str( c ) prints representation '\n' for c = '\n' > > > ... > > > > > > It is required that not a beep or a linebreak shall be printed. > > > > try "print repr(c)". > > This yields the hexadecimal representation of the ASCII character and > does not simply echo the keystrokes '\' and 'a' for '\a' ignoring the > escape semantics. One way to achieve this naturally is by prefixing > '\a' with r where r'\a' indicates a "raw" string. But unfortunately > "rawrification" applies only to string literals and not to string > objects ( such as c ). I consider creating a table consisting of pairs > {'\0': r'\0','\1': r'\1',...} i.e. a handcrafted mapping but maybe > I've overlooked some simple function or trick that does the same for > me. > > Kay > > -- > http://mail.python.org/mailman/listinfo/python-list > > > >
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