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import sys
# pylint:disable=unused-argument,import-error
PY3 = sys.version_info[0] >= 3
if PY3:
import builtins
exec_ = getattr(builtins, "exec")
def reraise(tp, value, tb=None):
if value.__traceback__ is not tb:
raise value.with_traceback(tb)
raise value
xrange = range
string_types = (str,)
text_type = str
else:
def exec_(code, globs=None, locs=None):
"""Execute code in a namespace."""
if globs is None:
frame = sys._getframe(1)
globs = frame.f_globals
if locs is None:
locs = frame.f_locals
del frame
elif locs is None:
locs = globs
exec("""exec code in globs, locs""")
import __builtin__ as builtins
xrange = builtins.xrange
string_types = (builtins.basestring,)
text_type = builtins.unicode
exec_("""def reraise(tp, value, tb=None):
try:
raise tp, value, tb
finally:
tb = None
""")