Anyone understand this syntax error?

[Sean Hammond]

Anyone understand this?

Python 2.4.4c1 (#2, Oct 11 2006, 21:51:02)
[GCC 4.1.2 20060928 (prerelease) (Ubuntu 4.1.1-13ubuntu5)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> def markdown_perl(input):
...     """Send 'input' (string) to the markdown perl script, and return 
the
...        output from markdown (string).
...
...        input: a string of markdown-formatted text, including \n's at 
the end
...               of lines, that will be sent to the markdown process.
...
...        returns: a string of valid XHTML from markdown
...        """
...     import tempfile
...     import commands
...     file = tempfile.NamedTemporaryFile()
...     file.write(input)
...     file.flush()
...     return commands.getoutput('./markdown.pl '+file.name)
   File "<stdin>", line 15
     return commands.getoutput('./markdown.pl '+file.name)
     ^
SyntaxError: invalid syntax
>>>

I don't get it. Syntax seems fine to me, just a normal string 
concatenation.

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