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"""
Some syntax errors are a bit complicated and need exact checking. Here we
gather some of the potentially dangerous ones.
"""
from __future__ import division
# With a dot it's not a future import anymore.
from .__future__ import absolute_import
'' ''
''r''u''
b'' BR''
for x in [1]:
break
continue
try:
pass
except ZeroDivisionError:
pass
#: E722:0
except:
pass
try:
pass
#: E722:0 E901:0
except:
pass
except ZeroDivisionError:
pass
r'\n'
r'\x'
b'\n'
a = 3
def x(b=a):
global a
def x(*args, c=2, d):
pass
def x(*, c=2, d):
pass
def x(a, b=1, *args, c=2, d):
pass
def x(a, b=1, *, c=2, d):
pass
lambda *args, c=2, d: (c, d)
lambda *, c=2, d: (c, d)
lambda a, b=1, *args, c=2, d: (c, d)
lambda a, b=1, *, c=2, d: (c, d)
*foo, a = (1,)
*foo[0], a = (1,)
*[], a = (1,)
async def foo():
await bar()
#: E901
yield from []
return
#: E901
return ''
# With decorator it's a different statement.
@bla
async def foo():
await bar()
#: E901
yield from []
return
#: E901
return ''
foo: int = 4
(foo): int = 3
((foo)): int = 3
foo.bar: int
foo[3]: int
def glob():
global x
y: foo = x
def c():
a = 3
def d():
class X():
nonlocal a
def x():
a = 3
def y():
nonlocal a
def x():
def y():
nonlocal a
a = 3
def x():
a = 3
def y():
class z():
nonlocal a
def x(a):
def y():
nonlocal a
def x(a, b):
def y():
nonlocal b
nonlocal a
def x(a):
def y():
def z():
nonlocal a
def x():
def y(a):
def z():
nonlocal a
a = *args, *args
error[(*args, *args)] = 3
*args, *args
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