# -*- coding: utf-8 -*-
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"""A tool to generate test sentences for stress test."""
from __future__ import print_function
import codecs
import sys
import six
def escape_string(s):
r"""escape the string with "\\xXX" format.
We don't use encode('string_escape') because it doesn't escape ascii
characters.
Args:
s: a string to be escaped
Returns:
an escaped string.
"""
if six.PY3:
return ''.join(r'\x%02x' % b for b in s.encode('utf-8'))
result = ''
for c in s:
hexstr = hex(ord(c))
# because hexstr contains '0x', remove the prefix and add our prefix
result += '\\x' + hexstr[2:]
return result
def OpenFile(filename):
if six.PY2:
return open(filename, 'r')
else:
return codecs.open(filename, 'r', encoding='utf-8')
def GenerateHeader(file):
try:
print('const char *kTestSentences[] = {')
for line in OpenFile(file):
if line.startswith('#'):
continue
line = line.rstrip('\r\n')
if not line:
continue
print(' "%s",' % escape_string(line))
print('};')
except Exception as e:
print('cannot open %s' % file)
raise e
def main():
GenerateHeader(sys.argv[1])
if __name__ == '__main__':
main()