+1 to robert, the preparser should just behave like the python standard
here.
In regular python you can make your code multiline if the parser is
expecting a closing ), } or ]
If you don't have an unmatched [,{ or ( then you can also make it multiline
by adding a \
Note that this behaviour also fails currently:
T(r,t)=[r^2, \
t^2]
gives
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "_sage_input_14.py", line 10, in <module>
exec compile(u'open("___code___.py","w").write("# -*- coding: utf-8 -*-\\n"
+
_support_.preparse_worksheet_cell(base64.b64decode("VChyLHQpPVtyXjIsIFwKICAgIHReMl0="),globals())+"\\n");
execfile(os.path.abspath("___code___.py"))
File "", line 1, in <module>
File
"/private/var/folders/F+/F+xRBxXCG8mKGpPo2zG+i++++TI/-Tmp-/tmph7BaW0/___code___.py",
line 3
__tmp__=var("r,t"); T = symbolic_expression([r**_sage_const_2 , *
BackslashOperator() * ).function(r,t)
^
SyntaxError: invalid syntax
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