本文整理汇总了Python中grammar.Grammar.parse_from_file方法的典型用法代码示例。如果您正苦于以下问题：Python Grammar.parse_from_file方法的具体用法？Python Grammar.parse_from_file怎么用？Python Grammar.parse_from_file使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类grammar.Grammar的用法示例。
在下文中一共展示了Grammar.parse_from_file方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: generate_samples
# 需要导入模块: from grammar import Grammar [as 别名]
# 或者: from grammar.Grammar import parse_from_file [as 别名]
def generate_samples(grammar_dir, outfiles):
"""Generates a set of samples and writes them to the output files.
Args:
grammar_dir: directory to load grammar files from.
outfiles: A list of output filenames.
"""
f = open(os.path.join(grammar_dir, 'template.html'))
template = f.read()
f.close()
htmlgrammar = Grammar()
err = htmlgrammar.parse_from_file(os.path.join(grammar_dir, 'html.txt'))
# CheckGrammar(htmlgrammar)
if err > 0:
print('There were errors parsing grammar')
return
cssgrammar = Grammar()
err = cssgrammar.parse_from_file(os.path.join(grammar_dir, 'css.txt'))
# CheckGrammar(cssgrammar)
if err > 0:
print('There were errors parsing grammar')
return
jsgrammar = Grammar()
err = jsgrammar.parse_from_file(os.path.join(grammar_dir, 'js.txt'))
# CheckGrammar(jsgrammar)
if err > 0:
print('There were errors parsing grammar')
return
# JS and HTML grammar need access to CSS grammar.
# Add it as import
htmlgrammar.add_import('cssgrammar', cssgrammar)
jsgrammar.add_import('cssgrammar', cssgrammar)
for outfile in outfiles:
result = generate_new_sample(template, htmlgrammar, cssgrammar,
jsgrammar)
if result is not None:
print('Writing a sample to ' + outfile)
try:
f = open(outfile, 'w')
f.write(result)
f.close()
except IOError:
print('Error writing to output')示例2: generate_samples
# 需要导入模块: from grammar import Grammar [as 别名]
# 或者: from grammar.Grammar import parse_from_file [as 别名]
def generate_samples(grammar_dir, outfiles):
"""Generates a set of samples and writes them to the output files.
Args:
grammar_dir: directory to load grammar files from.
outfiles: A list of output filenames.
"""
f = open(os.path.join(grammar_dir, 'template.html'))
template = f.read()
f.close()
jsgrammar = Grammar()
err = jsgrammar.parse_from_file(os.path.join(grammar_dir, 'jscript.txt'))
if err > 0:
print('There were errors parsing grammar')
return
for outfile in outfiles:
result = GenerateNewSample(template, jsgrammar)
if result is not None:
print('Writing a sample to ' + outfile)
try:
f = open(outfile, 'w')
f.write(result)
f.close()
except IOError:
print('Error writing to output')