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# tests for errors in {} format string
try:
'{0:=}'.format('zzz')
except (ValueError):
print('ValueError')
try:
'{1:}'.format(1)
except IndexError:
print('IndexError')
try:
'}'.format('zzzz')
except ValueError:
print('ValueError')
# end of format parsing conversion specifier
try:
'{!'.format('a')
except ValueError:
print('ValueError')
# unknown conversion specifier
try:
'abc{!d}'.format('1')
except ValueError:
print('ValueError')
try:
'{abc'.format('zzzz')
except ValueError:
print('ValueError')
# expected ':' after specifier
try:
'{!s :}'.format(2)
except ValueError:
print('ValueError')
try:
'{}{0}'.format(1, 2)
except ValueError:
print('ValueError')
try:
'{1:}'.format(1)
except IndexError:
print('IndexError')
try:
'{ 0 :*^10}'.format(12)
except KeyError:
print('KeyError')
try:
'{0}{}'.format(1)
except ValueError:
print('ValueError')
try:
'{}{}'.format(1)
except IndexError:
print('IndexError')
try:
'{0:+s}'.format('1')
except ValueError:
print('ValueError')
try:
'{0:+c}'.format(1)
except ValueError:
print('ValueError')
try:
'{0:s}'.format(1)
except ValueError:
print('ValueError')
try:
'{:*"1"}'.format('zz')
except ValueError:
print('ValueError')
# unknown format code for str arg
try:
'{:X}'.format('zz')
except ValueError:
print('ValueError')
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