Mercurial > ~astiob > upreckon > hgweb
annotate config.py @ 124:19c42a3cd962
Very fast testees no longer break Popen on some UNIX systems on Python 2.6+
| author | Oleg Oshmyan <chortos@inbox.lv> |
|---|---|
| date | Sun, 24 Apr 2011 20:05:20 +0100 |
| parents | 6589511f5418 |
| children |
| rev | line source |
|---|---|
| 78 | 1 # Copyright (c) 2010-2011 Chortos-2 <chortos@inbox.lv> |
| 16 | 2 |
| 21 | 3 from __future__ import division, with_statement |
| 4 | |
| 91 | 5 from compat import * |
| 6 import files | |
| 7 from __main__ import options | |
| 21 | 8 |
| 9 if files.ZipArchive: | |
| 10 try: | |
| 11 import zipimport | |
| 12 except ImportError: | |
| 13 zipimport = None | |
| 14 else: | |
| 15 zipimport = None | |
| 16 | |
| 22 | 17 import imp, os, sys, tempfile |
| 21 | 18 |
| 19 __all__ = 'load_problem', 'load_global', 'globalconf' | |
| 20 | |
| 74 | 21 defaults_problem = {'kind': 'batch', |
| 22 'usegroups': False, | |
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23 'maxcputime': None, |
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24 'maxwalltime': None, |
| 21 | 25 'maxmemory': None, |
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26 'dummies': (), |
| 21 | 27 'testsexcluded': (), |
| 28 'padtests': 0, | |
| 29 'paddummies': 0, | |
| 30 'taskweight': 100, | |
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31 'groupweight': {}, |
| 21 | 32 'pointmap': {}, |
| 33 'stdio': False, | |
| 34 'dummyinname': '', | |
| 35 'dummyoutname': '', | |
| 36 'tester': None, | |
| 37 'maxexitcode': 0, | |
| 38 'inname': '', | |
| 39 'ansname': ''} | |
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40 defaults_global = {'problems': None, |
| 22 | 41 'force_zero_exitcode': True} |
| 43 | 42 defaults_noerase = {'inname': '%.in', |
| 43 'outname': '%.out', | |
| 44 'ansname': '%.ans'} | |
| 21 | 45 patterns = ('inname', 'outname', 'ansname', 'testcaseinname', |
| 46 'testcaseoutname', 'dummyinname', 'dummyoutname') | |
| 47 | |
| 48 class Config(object): | |
| 49 __slots__ = 'modules', '__dict__' | |
| 50 | |
| 51 def __init__(self, *modules): | |
| 52 self.modules = modules | |
| 53 | |
| 54 def __getattr__(self, name): | |
| 55 for module in self.modules: | |
| 56 try: | |
| 57 return getattr(module, name) | |
| 58 except AttributeError: | |
| 59 pass | |
| 60 # TODO: provide a message | |
| 61 raise AttributeError(name) | |
| 16 | 62 |
| 22 | 63 # A helper context manager |
| 64 class ReadDeleting(object): | |
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65 __slots__ = 'name', 'file' |
| 22 | 66 |
| 67 def __init__(self, name): | |
| 68 self.name = name | |
| 69 | |
| 70 def __enter__(self): | |
| 71 try: | |
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72 self.file = open(self.name, 'rU') |
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73 return self.file |
| 22 | 74 except: |
| 75 try: | |
| 76 self.__exit__(None, None, None) | |
| 77 except: | |
| 78 pass | |
| 79 raise | |
| 80 | |
| 81 def __exit__(self, exc_type, exc_val, exc_tb): | |
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82 self.file.close() |
| 22 | 83 os.remove(self.name) |
| 84 | |
| 21 | 85 def load_problem(problem_name): |
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86 global builtins |
| 83 | 87 try: |
| 88 dwb = sys.dont_write_bytecode | |
| 89 sys.dont_write_bytecode = True | |
| 90 except AttributeError: | |
| 91 pass | |
| 21 | 92 metafile = files.File('/'.join((problem_name, 'testconf.py')), True, 'configuration') |
| 93 module = None | |
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94 with CompatBuiltins() as builtins: |
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95 if zipimport and isinstance(metafile.archive, files.ZipArchive): |
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96 try: |
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97 module = zipimport.zipimporter(os.path.dirname(metafile.full_real_path)).load_module('testconf') |
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98 except zipimport.ZipImportError: |
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99 pass |
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100 else: |
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101 del sys.modules['testconf'] |
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102 if not module: |
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103 try: |
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104 with metafile.open() as f: |
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105 module = imp.load_module('testconf', f, metafile.full_real_path, ('.py', 'r', imp.PY_SOURCE)) |
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106 # Handle the case when f is not a true file object but imp requires one |
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107 except ValueError: |
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108 # FIXME: 2.5 lacks the delete parameter |
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109 with tempfile.NamedTemporaryFile(delete=False) as f: |
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110 inputdatafname = f.name |
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111 metafile.copy(inputdatafname) |
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112 with ReadDeleting(inputdatafname) as f: |
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113 module = imp.load_module('testconf', f, metafile.full_real_path, ('.py', 'r', imp.PY_SOURCE)) |
| 21 | 114 del sys.modules['testconf'] |
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115 module = Config(module, globalconf) |
| 21 | 116 if hasattr(module, 'padwithzeroestolength'): |
| 117 if not hasattr(module, 'padtests'): | |
| 118 try: | |
| 119 module.padtests = module.padwithzeroestolength[0] | |
| 120 except TypeError: | |
| 121 module.padtests = module.padwithzeroestolength | |
| 122 if not hasattr(module, 'paddummies'): | |
| 123 try: | |
| 124 module.paddummies = module.padwithzeroestolength[1] | |
| 125 except TypeError: | |
| 126 module.paddummies = module.padwithzeroestolength | |
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127 if (not hasattr(module, 'maxcputime') and |
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128 not hasattr(module, 'maxwalltime') and |
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129 hasattr(module, 'maxtime')): |
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130 module.maxcputime = module.maxtime |
| 21 | 131 for name in defaults_problem: |
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132 setattr(module, name, getattr(module, name, defaults_problem[name])) |
| 27 | 133 if not module.dummyinname: |
| 134 module.dummyinname = getattr(module, 'testcaseinname', module.dummyinname) | |
| 135 if not module.dummyoutname: | |
| 136 module.dummyoutname = getattr(module, 'testcaseoutname', module.dummyoutname) | |
| 21 | 137 if not hasattr(module, 'path'): |
| 138 if hasattr(module, 'name'): | |
| 139 module.path = module.name | |
| 140 elif sys.platform != 'win32': | |
| 141 module.path = os.path.join(os.path.curdir, problem_name) | |
| 142 else: | |
| 143 module.path = problem_name | |
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144 for name in 'pointmap', 'groupweight': |
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145 oldmap = getattr(module, name) |
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146 if isinstance(oldmap, dict): |
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147 newmap = {} |
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148 for key in oldmap: |
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149 if not options.legacy and isinstance(key, basestring): |
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150 newmap[key] = oldmap[key] |
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151 else: |
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152 try: |
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153 for k in key: |
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154 newmap[k] = oldmap[key] |
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155 except TypeError: |
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156 newmap[key] = oldmap[key] |
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157 setattr(module, name, newmap) |
| 21 | 158 if options.no_maxtime: |
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159 module.maxcputime = module.maxwalltime = 0 |
| 83 | 160 try: |
| 161 sys.dont_write_bytecode = dwb | |
| 162 except NameError: | |
| 163 pass | |
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164 for name in patterns: |
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165 if hasattr(module, name): |
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166 setattr(module, name, getattr(module, name).replace('%', problem_name)) |
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167 return module |
| 21 | 168 |
| 169 def load_global(): | |
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170 global builtins |
| 83 | 171 try: |
| 172 dwb = sys.dont_write_bytecode | |
| 173 sys.dont_write_bytecode = True | |
| 174 except AttributeError: | |
| 175 pass | |
| 21 | 176 metafile = files.File('testconf.py', True, 'configuration') |
| 177 module = None | |
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178 with CompatBuiltins() as builtins: |
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179 if zipimport and isinstance(metafile.archive, files.ZipArchive): |
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180 try: |
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181 module = zipimport.zipimporter(os.path.dirname(metafile.full_real_path)).load_module('testconf') |
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182 except zipimport.ZipImportError: |
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183 pass |
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184 else: |
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185 del sys.modules['testconf'] |
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186 if not module: |
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187 try: |
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188 with metafile.open() as f: |
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189 module = imp.load_module('testconf', f, metafile.full_real_path, ('.py', 'r', imp.PY_SOURCE)) |
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190 # Handle the case when f is not a true file object but imp requires one |
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191 except ValueError: |
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192 # FIXME: 2.5 lacks the delete parameter |
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193 with tempfile.NamedTemporaryFile(delete=False) as f: |
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194 inputdatafname = f.name |
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195 metafile.copy(inputdatafname) |
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196 with ReadDeleting(inputdatafname) as f: |
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197 module = imp.load_module('testconf', f, metafile.full_real_path, ('.py', 'r', imp.PY_SOURCE)) |
| 21 | 198 del sys.modules['testconf'] |
| 199 for name in defaults_global: | |
| 200 setattr(module, name, getattr(module, name, defaults_global[name])) | |
| 43 | 201 if not options.erase: |
| 202 for name in defaults_noerase: | |
| 203 setattr(module, name, getattr(module, name, defaults_noerase[name])) | |
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204 if hasattr(module, 'tasknames'): |
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205 module.problems = module.tasknames |
| 21 | 206 global globalconf |
| 207 globalconf = module | |
| 83 | 208 try: |
| 209 sys.dont_write_bytecode = dwb | |
| 210 except NameError: | |
| 211 pass | |
| 21 | 212 return module |