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raise hy compile error on Py2.x for raise from

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Allison Kaptur 2014-06-09 16:33:11 -04:00
parent caa53fb095
commit a2f917aba3
1 changed files with 7 additions and 6 deletions
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13
hy/compiler.py
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@ -680,12 +680,13 @@ class HyASTCompiler(object):
ret += self.compile(expr.pop(0)) ret += self.compile(expr.pop(0))
cause = None cause = None
if PY3: if len(expr) == 2 and expr[0] == HyKeyword(":from"):
if len(expr) == 2: if not PY3:
if expr[0] == HyKeyword(":from"): raise HyCompileError(
expr.pop(0) "raise from only supported in python 3")
cause = self.compile(expr.pop(0)) expr.pop(0)
cause = cause.expr cause = self.compile(expr.pop(0))
cause = cause.expr
# Use ret.expr to get a literal `None` # Use ret.expr to get a literal `None`
ret += ast.Raise( ret += ast.Raise(