def compile(expression, default_type=None, **types):
"""Compile 'expression'.
'expression' -- """
if isCompiledExpression(expression):
# It is already compiled.
return expression
expression = asExpression(expression)
if default_type is not None:
# Set default symbol types.
expression = op.setTypesFixed(expression, None, default_type)
if len(types) != 0:
# Set specific symbol types.
expression = op.setTypes(expression, **types)
# Do the compilation.
expression = op.optimize(expression)
return compiler.compile(expression)
def isExpression(object):
"""Return true if 'object' is an expression object."""
return isCompiledExpression(object) \
or isinstance(object, Expression)
