paul@0 | 1 | #!/usr/bin/env python |
paul@0 | 2 | |
paul@0 | 3 | """ |
paul@0 | 4 | Module abstractions. |
paul@0 | 5 | |
paul@0 | 6 | Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013, |
paul@0 | 7 | 2014, 2015, 2016 Paul Boddie <paul@boddie.org.uk> |
paul@0 | 8 | |
paul@0 | 9 | This program is free software; you can redistribute it and/or modify it under |
paul@0 | 10 | the terms of the GNU General Public License as published by the Free Software |
paul@0 | 11 | Foundation; either version 3 of the License, or (at your option) any later |
paul@0 | 12 | version. |
paul@0 | 13 | |
paul@0 | 14 | This program is distributed in the hope that it will be useful, but WITHOUT |
paul@0 | 15 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
paul@0 | 16 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
paul@0 | 17 | details. |
paul@0 | 18 | |
paul@0 | 19 | You should have received a copy of the GNU General Public License along with |
paul@0 | 20 | this program. If not, see <http://www.gnu.org/licenses/>. |
paul@0 | 21 | """ |
paul@0 | 22 | |
paul@16 | 23 | from common import init_item, remove_items, CommonModule |
paul@0 | 24 | from encoders import decode_modifier_term, encode_modifiers, encode_usage |
paul@0 | 25 | from referencing import decode_reference, Reference |
paul@12 | 26 | from results import ResolvedNameRef |
paul@0 | 27 | import sys |
paul@0 | 28 | |
paul@0 | 29 | class BasicModule(CommonModule): |
paul@0 | 30 | |
paul@0 | 31 | "The basic module information." |
paul@0 | 32 | |
paul@0 | 33 | def __init__(self, name, importer): |
paul@0 | 34 | CommonModule.__init__(self, name, importer) |
paul@0 | 35 | |
paul@18 | 36 | # Import details, primarily for cache output. |
paul@18 | 37 | |
paul@18 | 38 | self.imports = set() |
paul@18 | 39 | self.required = set() |
paul@18 | 40 | |
paul@0 | 41 | # Global name information. |
paul@0 | 42 | |
paul@0 | 43 | self.objects = {} |
paul@0 | 44 | self.special = {} |
paul@0 | 45 | |
paul@0 | 46 | # Class relationships. |
paul@0 | 47 | |
paul@0 | 48 | self.classes = {} |
paul@0 | 49 | |
paul@0 | 50 | # Attributes. |
paul@0 | 51 | |
paul@0 | 52 | self.class_attrs = {} |
paul@0 | 53 | self.instance_attrs = {} |
paul@0 | 54 | self.instance_attr_constants = {} |
paul@0 | 55 | self.module_attrs = set() |
paul@0 | 56 | |
paul@0 | 57 | # Names used and missing. |
paul@0 | 58 | |
paul@0 | 59 | self.names_used = {} |
paul@0 | 60 | self.names_missing = {} |
paul@0 | 61 | |
paul@0 | 62 | # Function details. |
paul@0 | 63 | |
paul@0 | 64 | self.function_parameters = {} |
paul@0 | 65 | self.function_defaults = {} |
paul@0 | 66 | self.function_locals = {} |
paul@0 | 67 | self.scope_globals = {} |
paul@0 | 68 | |
paul@0 | 69 | # Invocation details. |
paul@0 | 70 | |
paul@0 | 71 | self.function_targets = {} |
paul@0 | 72 | self.function_arguments = {} |
paul@0 | 73 | |
paul@0 | 74 | # Attribute usage at module and function levels. |
paul@0 | 75 | |
paul@0 | 76 | self.attr_usage = {} |
paul@0 | 77 | self.name_initialisers = {} |
paul@0 | 78 | |
paul@0 | 79 | # General attribute access expressions. |
paul@0 | 80 | |
paul@0 | 81 | self.attr_accesses = {} |
paul@0 | 82 | self.const_accesses = {} |
paul@0 | 83 | |
paul@0 | 84 | # Attribute accessor definition details. |
paul@0 | 85 | |
paul@0 | 86 | self.attr_accessors = {} |
paul@0 | 87 | |
paul@0 | 88 | # Assignment details for accesses. |
paul@0 | 89 | |
paul@0 | 90 | self.attr_access_modifiers = {} |
paul@0 | 91 | |
paul@13 | 92 | # Name resolution details. |
paul@13 | 93 | |
paul@13 | 94 | self.name_references = {} # references to globals |
paul@13 | 95 | |
paul@13 | 96 | # Initialisation-related details. |
paul@13 | 97 | |
paul@13 | 98 | self.initialised_names = {} |
paul@13 | 99 | self.aliased_names = {} |
paul@13 | 100 | |
paul@0 | 101 | def __repr__(self): |
paul@0 | 102 | return "BasicModule(%r, %r)" % (self.name, self.importer) |
paul@0 | 103 | |
paul@0 | 104 | # Derived information methods. |
paul@0 | 105 | |
paul@0 | 106 | def propagate(self): |
paul@0 | 107 | |
paul@0 | 108 | "Finalise and propagate module information." |
paul@0 | 109 | |
paul@0 | 110 | self.propagate_attrs() |
paul@0 | 111 | self.propagate_name_references() |
paul@0 | 112 | self.propagate_attr_accesses() |
paul@0 | 113 | self.propagate_constants() |
paul@0 | 114 | |
paul@0 | 115 | def unpropagate(self): |
paul@0 | 116 | |
paul@0 | 117 | """ |
paul@0 | 118 | Retract information from the importer including information about this |
paul@0 | 119 | module derived by the importer. |
paul@0 | 120 | """ |
paul@0 | 121 | |
paul@0 | 122 | del self.importer.all_module_attrs[self.name] |
paul@0 | 123 | |
paul@0 | 124 | for name in self.classes.keys(): |
paul@0 | 125 | del self.importer.all_class_attrs[name] |
paul@0 | 126 | del self.importer.all_instance_attrs[name] |
paul@0 | 127 | del self.importer.all_instance_attr_constants[name] |
paul@0 | 128 | |
paul@0 | 129 | for name, bases in self.classes.items(): |
paul@0 | 130 | for base in bases: |
paul@0 | 131 | |
paul@0 | 132 | # Get the identity of the class from the reference. |
paul@0 | 133 | |
paul@0 | 134 | base = base.get_origin() |
paul@0 | 135 | |
paul@0 | 136 | try: |
paul@0 | 137 | self.importer.subclasses[base].remove(name) |
paul@0 | 138 | except (KeyError, ValueError): |
paul@0 | 139 | pass |
paul@0 | 140 | |
paul@0 | 141 | remove_items(self.importer.all_name_references, self.name_references) |
paul@0 | 142 | remove_items(self.importer.all_initialised_names, self.initialised_names) |
paul@0 | 143 | remove_items(self.importer.all_aliased_names, self.aliased_names) |
paul@0 | 144 | remove_items(self.importer.all_attr_accesses, self.attr_accesses) |
paul@0 | 145 | remove_items(self.importer.all_const_accesses, self.const_accesses) |
paul@0 | 146 | remove_items(self.importer.all_attr_access_modifiers, self.attr_access_modifiers) |
paul@0 | 147 | remove_items(self.importer.all_constants, self.constants) |
paul@0 | 148 | remove_items(self.importer.all_constant_values, self.constant_values) |
paul@0 | 149 | |
paul@0 | 150 | # Remove this module's objects from the importer. Objects are |
paul@0 | 151 | # automatically propagated when defined. |
paul@0 | 152 | |
paul@0 | 153 | for name, ref in self.objects.items(): |
paul@16 | 154 | del self.importer.objects[name] |
paul@0 | 155 | |
paul@0 | 156 | def propagate_attrs(self): |
paul@0 | 157 | |
paul@0 | 158 | "Derive attributes from the class and module member details." |
paul@0 | 159 | |
paul@0 | 160 | # Initialise class attribute records for all classes. |
paul@0 | 161 | |
paul@0 | 162 | for name in self.classes.keys(): |
paul@0 | 163 | self.importer.all_class_attrs[name] = self.class_attrs[name] = {} |
paul@0 | 164 | |
paul@0 | 165 | # Separate the objects into module and class attributes. |
paul@0 | 166 | |
paul@0 | 167 | for name in self.objects.keys(): |
paul@0 | 168 | if "." in name: |
paul@0 | 169 | parent, attrname = name.rsplit(".", 1) |
paul@0 | 170 | if self.classes.has_key(parent): |
paul@0 | 171 | self.class_attrs[parent][attrname] = name |
paul@0 | 172 | elif parent == self.name: |
paul@0 | 173 | self.module_attrs.add(attrname) |
paul@0 | 174 | |
paul@0 | 175 | # Propagate the module attributes. |
paul@0 | 176 | |
paul@0 | 177 | self.importer.all_module_attrs[self.name] = self.module_attrs |
paul@0 | 178 | |
paul@0 | 179 | def propagate_name_references(self): |
paul@0 | 180 | |
paul@0 | 181 | "Propagate name references for the module." |
paul@0 | 182 | |
paul@0 | 183 | self.importer.all_name_references.update(self.name_references) |
paul@0 | 184 | self.importer.all_initialised_names.update(self.initialised_names) |
paul@0 | 185 | self.importer.all_aliased_names.update(self.aliased_names) |
paul@0 | 186 | |
paul@0 | 187 | def propagate_attr_accesses(self): |
paul@0 | 188 | |
paul@0 | 189 | "Propagate attribute accesses for the module." |
paul@0 | 190 | |
paul@0 | 191 | self.importer.all_attr_accesses.update(self.attr_accesses) |
paul@0 | 192 | self.importer.all_const_accesses.update(self.const_accesses) |
paul@0 | 193 | self.importer.all_attr_access_modifiers.update(self.attr_access_modifiers) |
paul@0 | 194 | |
paul@0 | 195 | def propagate_constants(self): |
paul@0 | 196 | |
paul@0 | 197 | "Propagate constant values and aliases for the module." |
paul@0 | 198 | |
paul@0 | 199 | self.importer.all_constants.update(self.constants) |
paul@0 | 200 | self.importer.all_constant_values.update(self.constant_values) |
paul@0 | 201 | |
paul@0 | 202 | for name in self.classes.keys(): |
paul@0 | 203 | self.importer.all_instance_attrs[name] = self.instance_attrs.get(name) or {} |
paul@0 | 204 | self.importer.all_instance_attr_constants[name] = self.instance_attr_constants.get(name) or {} |
paul@0 | 205 | |
paul@0 | 206 | # Module-relative naming. |
paul@0 | 207 | |
paul@0 | 208 | def is_global(self, name): |
paul@0 | 209 | |
paul@0 | 210 | """ |
paul@0 | 211 | Return whether 'name' is registered as a global in the current |
paul@0 | 212 | namespace. |
paul@0 | 213 | """ |
paul@0 | 214 | |
paul@0 | 215 | path = self.get_namespace_path() |
paul@0 | 216 | return name in self.scope_globals.get(path, []) |
paul@0 | 217 | |
paul@0 | 218 | def get_global(self, name): |
paul@0 | 219 | |
paul@0 | 220 | """ |
paul@0 | 221 | Get the global of the given 'name' from this module, returning a |
paul@0 | 222 | reference incorporating the original definition details. |
paul@0 | 223 | """ |
paul@0 | 224 | |
paul@0 | 225 | path = self.get_global_path(name) |
paul@0 | 226 | return self.objects.get(path) |
paul@0 | 227 | |
paul@0 | 228 | # Name definition discovery. |
paul@0 | 229 | |
paul@0 | 230 | def get_global_or_builtin(self, name): |
paul@0 | 231 | |
paul@0 | 232 | """ |
paul@12 | 233 | Return a reference for the given 'name' found in this module or in the |
paul@12 | 234 | __builtins__. |
paul@0 | 235 | """ |
paul@0 | 236 | |
paul@0 | 237 | return self.get_global(name) or self.get_builtin(name) |
paul@0 | 238 | |
paul@0 | 239 | def get_builtin(self, name): |
paul@0 | 240 | |
paul@12 | 241 | "Return a reference to the built-in with the given 'name'." |
paul@0 | 242 | |
paul@18 | 243 | self.queue_module("__builtins__") |
paul@12 | 244 | return Reference("<depends>", "__builtins__.%s" % name) |
paul@0 | 245 | |
paul@12 | 246 | def get_builtin_class(self, name): |
paul@0 | 247 | |
paul@12 | 248 | "Return a reference to the actual object providing 'name'." |
paul@0 | 249 | |
paul@12 | 250 | # NOTE: This makes assumptions about the __builtins__ structure. |
paul@0 | 251 | |
paul@12 | 252 | return Reference("<class>", "__builtins__.%s.%s" % (name, name)) |
paul@0 | 253 | |
paul@0 | 254 | def get_object(self, path): |
paul@0 | 255 | |
paul@0 | 256 | """ |
paul@12 | 257 | Get the details of an object with the given 'path'. Where the object |
paul@12 | 258 | cannot be resolved, an unresolved reference is returned. |
paul@0 | 259 | """ |
paul@0 | 260 | |
paul@0 | 261 | if self.objects.has_key(path): |
paul@0 | 262 | return self.objects[path] |
paul@0 | 263 | else: |
paul@12 | 264 | return Reference("<depends>", path) |
paul@0 | 265 | |
paul@0 | 266 | def set_object(self, name, value=None): |
paul@0 | 267 | |
paul@0 | 268 | "Set an object with the given 'name' and the given 'value'." |
paul@0 | 269 | |
paul@0 | 270 | ref = decode_reference(value, name) |
paul@0 | 271 | multiple = self.objects.has_key(name) and self.objects[name].get_kind() != ref.get_kind() |
paul@0 | 272 | self.importer.objects[name] = self.objects[name] = multiple and ref.as_var() or ref |
paul@0 | 273 | |
paul@12 | 274 | def import_name_from_module(self, name, module_name): |
paul@12 | 275 | |
paul@12 | 276 | "Import 'name' from the module having the given 'module_name'." |
paul@12 | 277 | |
paul@12 | 278 | if module_name != self.name: |
paul@18 | 279 | self.queue_module(module_name) |
paul@12 | 280 | return Reference("<depends>", "%s.%s" % (module_name, name)) |
paul@12 | 281 | |
paul@18 | 282 | def queue_module(self, name, required=False): |
paul@18 | 283 | |
paul@18 | 284 | """ |
paul@18 | 285 | Queue the module with the given 'name'. If 'required' is true (it is |
paul@18 | 286 | false by default), indicate that the module is required in the final |
paul@18 | 287 | program. |
paul@18 | 288 | """ |
paul@18 | 289 | |
paul@18 | 290 | self.importer.queue_module(name, self, required) |
paul@18 | 291 | if required: |
paul@18 | 292 | self.required.add(name) |
paul@18 | 293 | self.imports.add(name) |
paul@18 | 294 | |
paul@0 | 295 | class CachedModule(BasicModule): |
paul@0 | 296 | |
paul@0 | 297 | "A cached module." |
paul@0 | 298 | |
paul@0 | 299 | def __repr__(self): |
paul@0 | 300 | return "CachedModule(%r, %r)" % (self.name, self.importer) |
paul@0 | 301 | |
paul@0 | 302 | def to_cache(self, filename): |
paul@0 | 303 | |
paul@0 | 304 | "Not actually writing the module back to 'filename'." |
paul@0 | 305 | |
paul@0 | 306 | pass |
paul@0 | 307 | |
paul@0 | 308 | def from_cache(self, filename): |
paul@0 | 309 | |
paul@0 | 310 | """ |
paul@0 | 311 | Read a module's details from the file with the given 'filename' as |
paul@0 | 312 | described in the to_cache method of InspectedModule. |
paul@0 | 313 | """ |
paul@0 | 314 | |
paul@0 | 315 | f = open(filename) |
paul@0 | 316 | try: |
paul@0 | 317 | self.filename = f.readline().rstrip() |
paul@0 | 318 | |
paul@0 | 319 | f.readline() # (empty line) |
paul@0 | 320 | |
paul@18 | 321 | self._get_imports(f) |
paul@0 | 322 | self._get_members(f) |
paul@0 | 323 | self._get_class_relationships(f) |
paul@0 | 324 | self._get_instance_attrs(f) |
paul@0 | 325 | self._get_instance_attr_constants(f) |
paul@0 | 326 | self.from_lines(f, self.names_used) # "names used:" |
paul@0 | 327 | self.from_lines(f, self.names_missing) # "names missing:" |
paul@0 | 328 | self._get_name_references(f) |
paul@0 | 329 | self._get_initialised_names(f) |
paul@0 | 330 | self._get_aliased_names(f) |
paul@0 | 331 | self._get_function_parameters(f) |
paul@0 | 332 | self._get_function_defaults(f) |
paul@0 | 333 | self._get_function_locals(f) |
paul@0 | 334 | self.from_lines(f, self.scope_globals) # "scope globals:" |
paul@0 | 335 | self._get_function_targets(f) |
paul@0 | 336 | self._get_function_arguments(f) |
paul@0 | 337 | self._get_attribute_usage(f) |
paul@0 | 338 | self._get_attr_accesses(f) |
paul@0 | 339 | self._get_const_accesses(f) |
paul@0 | 340 | self._get_attr_accessors(f) |
paul@0 | 341 | self._get_attr_access_modifiers(f) |
paul@0 | 342 | self._get_constant_literals(f) |
paul@0 | 343 | self._get_constant_values(f) |
paul@0 | 344 | |
paul@0 | 345 | finally: |
paul@0 | 346 | f.close() |
paul@0 | 347 | |
paul@12 | 348 | def complete(self): |
paul@0 | 349 | self.propagate() |
paul@0 | 350 | |
paul@18 | 351 | def _get_imports(self, f): |
paul@18 | 352 | f.readline() # "imports:" |
paul@18 | 353 | line = f.readline().strip() |
paul@18 | 354 | self.required = line != "{}" and set(line.split(", ")) or set() |
paul@18 | 355 | line = f.readline().strip() |
paul@18 | 356 | self.imports = line != "{}" and set(line.split(", ")) or set() |
paul@18 | 357 | f.readline() |
paul@18 | 358 | |
paul@18 | 359 | for name in self.required: |
paul@18 | 360 | self.queue_module(name, True) |
paul@18 | 361 | for name in self.imports: |
paul@18 | 362 | self.queue_module(name) |
paul@18 | 363 | |
paul@0 | 364 | def _get_members(self, f): |
paul@0 | 365 | f.readline() # "members:" |
paul@0 | 366 | line = f.readline().rstrip() |
paul@0 | 367 | while line: |
paul@0 | 368 | name, ref = line.split(" ", 1) |
paul@0 | 369 | self.set_object(name, ref) |
paul@0 | 370 | line = f.readline().rstrip() |
paul@0 | 371 | |
paul@0 | 372 | def _get_class_relationships(self, f): |
paul@0 | 373 | f.readline() # "class relationships:" |
paul@0 | 374 | line = f.readline().rstrip() |
paul@0 | 375 | while line: |
paul@0 | 376 | name, value = self._get_fields(line) |
paul@0 | 377 | values = value and value.split(", ") or [] |
paul@0 | 378 | self.importer.classes[name] = self.classes[name] = map(decode_reference, values) |
paul@0 | 379 | self.importer.subclasses[name] = set() |
paul@0 | 380 | line = f.readline().rstrip() |
paul@0 | 381 | |
paul@0 | 382 | def _get_instance_attrs(self, f): |
paul@0 | 383 | f.readline() # "instance attributes:" |
paul@0 | 384 | line = f.readline().rstrip() |
paul@0 | 385 | while line: |
paul@0 | 386 | name, value = self._get_fields(line) |
paul@0 | 387 | self.importer.all_instance_attrs[name] = self.instance_attrs[name] = set(value and value.split(", ") or []) |
paul@0 | 388 | line = f.readline().rstrip() |
paul@0 | 389 | |
paul@0 | 390 | def _get_instance_attr_constants(self, f): |
paul@0 | 391 | f.readline() # "instance attribute constants:" |
paul@0 | 392 | line = f.readline().rstrip() |
paul@0 | 393 | while line: |
paul@0 | 394 | name, attrname, ref = self._get_fields(line, 3) |
paul@0 | 395 | init_item(self.instance_attr_constants, name, dict) |
paul@0 | 396 | self.instance_attr_constants[name][attrname] = decode_reference(ref) |
paul@0 | 397 | line = f.readline().rstrip() |
paul@0 | 398 | |
paul@0 | 399 | def _get_name_references(self, f): |
paul@0 | 400 | f.readline() # "name references:" |
paul@0 | 401 | line = f.readline().rstrip() |
paul@0 | 402 | while line: |
paul@0 | 403 | name, value = self._get_fields(line) |
paul@0 | 404 | self.name_references[name] = value |
paul@0 | 405 | line = f.readline().rstrip() |
paul@0 | 406 | |
paul@0 | 407 | def _get_initialised_names(self, f): |
paul@0 | 408 | f.readline() # "initialised names:" |
paul@0 | 409 | line = f.readline().rstrip() |
paul@0 | 410 | while line: |
paul@0 | 411 | name, version, value = self._get_fields(line, 3) |
paul@0 | 412 | init_item(self.initialised_names, name, dict) |
paul@0 | 413 | self.initialised_names[name][int(version)] = decode_reference(value) |
paul@0 | 414 | line = f.readline().rstrip() |
paul@0 | 415 | |
paul@0 | 416 | def _get_aliased_names(self, f): |
paul@0 | 417 | f.readline() # "aliased names:" |
paul@0 | 418 | line = f.readline().rstrip() |
paul@0 | 419 | while line: |
paul@0 | 420 | name, version, original_name, attrnames, number = self._get_fields(line, 5) |
paul@0 | 421 | init_item(self.aliased_names, name, dict) |
paul@0 | 422 | if number == "{}": number = None |
paul@0 | 423 | else: number = int(number) |
paul@0 | 424 | self.aliased_names[name][int(version)] = (original_name, attrnames != "{}" and attrnames or None, number) |
paul@0 | 425 | line = f.readline().rstrip() |
paul@0 | 426 | |
paul@0 | 427 | def _get_function_parameters(self, f): |
paul@0 | 428 | f.readline() # "function parameters:" |
paul@0 | 429 | line = f.readline().rstrip() |
paul@0 | 430 | while line: |
paul@0 | 431 | function, names = self._get_fields(line) |
paul@0 | 432 | self.importer.function_parameters[function] = \ |
paul@0 | 433 | self.function_parameters[function] = names and names.split(", ") or [] |
paul@0 | 434 | line = f.readline().rstrip() |
paul@0 | 435 | |
paul@0 | 436 | def _get_function_defaults(self, f): |
paul@0 | 437 | f.readline() # "function default parameters:" |
paul@0 | 438 | line = f.readline().rstrip() |
paul@0 | 439 | while line: |
paul@0 | 440 | function, defaults = self._get_fields(line) |
paul@0 | 441 | self.importer.function_defaults[function] = \ |
paul@0 | 442 | self.function_defaults[function] = l = [] |
paul@0 | 443 | if defaults != "{}": |
paul@0 | 444 | for value in defaults.split(", "): |
paul@0 | 445 | name, default = value.split("=") |
paul@0 | 446 | default = decode_reference(default) |
paul@0 | 447 | l.append((name, default)) |
paul@0 | 448 | line = f.readline().rstrip() |
paul@0 | 449 | |
paul@0 | 450 | def _get_function_locals(self, f): |
paul@0 | 451 | f.readline() # "function locals:" |
paul@0 | 452 | line = f.readline().rstrip() |
paul@0 | 453 | while line: |
paul@0 | 454 | function, name, value = self._get_fields(line, 3) |
paul@0 | 455 | init_item(self.function_locals, function, dict) |
paul@0 | 456 | if name != "{}": |
paul@0 | 457 | self.function_locals[function][name] = decode_reference(value) |
paul@0 | 458 | line = f.readline().rstrip() |
paul@0 | 459 | |
paul@0 | 460 | def _get_function_targets(self, f): |
paul@0 | 461 | f.readline() # "function targets:" |
paul@0 | 462 | line = f.readline().rstrip() |
paul@0 | 463 | while line: |
paul@0 | 464 | function, n = self._get_fields(line) |
paul@0 | 465 | self.importer.function_targets[function] = \ |
paul@0 | 466 | self.function_targets[function] = int(n) |
paul@0 | 467 | line = f.readline().rstrip() |
paul@0 | 468 | |
paul@0 | 469 | def _get_function_arguments(self, f): |
paul@0 | 470 | f.readline() # "function arguments:" |
paul@0 | 471 | line = f.readline().rstrip() |
paul@0 | 472 | while line: |
paul@0 | 473 | function, n = self._get_fields(line) |
paul@0 | 474 | self.importer.function_arguments[function] = \ |
paul@0 | 475 | self.function_arguments[function] = int(n) |
paul@0 | 476 | line = f.readline().rstrip() |
paul@0 | 477 | |
paul@0 | 478 | def _get_attribute_usage(self, f): |
paul@0 | 479 | f.readline() # "attribute usage:" |
paul@0 | 480 | line = f.readline().rstrip() |
paul@0 | 481 | while line: |
paul@0 | 482 | unit, value = self._get_fields(line) |
paul@0 | 483 | init_item(self.attr_usage, unit, dict) |
paul@0 | 484 | self.usage_from_cache(value, self.attr_usage[unit]) |
paul@0 | 485 | line = f.readline().rstrip() |
paul@0 | 486 | |
paul@0 | 487 | def _get_attr_accesses(self, f): |
paul@0 | 488 | f.readline() # "attribute accesses:" |
paul@0 | 489 | line = f.readline().rstrip() |
paul@0 | 490 | while line: |
paul@0 | 491 | name, value = self._get_fields(line) |
paul@0 | 492 | self.attr_accesses[name] = set(value.split(", ")) |
paul@0 | 493 | line = f.readline().rstrip() |
paul@0 | 494 | |
paul@0 | 495 | def _get_const_accesses(self, f): |
paul@0 | 496 | f.readline() # "constant accesses:" |
paul@0 | 497 | line = f.readline().rstrip() |
paul@0 | 498 | while line: |
paul@0 | 499 | name, original_name, attrnames, objpath, ref, remaining = self._get_fields(line, 6) |
paul@0 | 500 | if attrnames == "{}": attrnames = None |
paul@0 | 501 | init_item(self.const_accesses, name, dict) |
paul@0 | 502 | self.const_accesses[name][(original_name, attrnames)] = (objpath, decode_reference(ref), remaining != "{}" and remaining or "") |
paul@0 | 503 | line = f.readline().rstrip() |
paul@0 | 504 | |
paul@0 | 505 | def _get_attr_accessors(self, f): |
paul@0 | 506 | f.readline() # "attribute access usage:" |
paul@0 | 507 | line = f.readline().rstrip() |
paul@0 | 508 | while line: |
paul@0 | 509 | objpath, name, attrname, value = self._get_fields(line, 4) |
paul@0 | 510 | if attrname == "{}": attrname = None |
paul@0 | 511 | access = name, attrname |
paul@0 | 512 | init_item(self.attr_accessors, objpath, dict) |
paul@0 | 513 | init_item(self.attr_accessors[objpath], access, list) |
paul@0 | 514 | positions = map(int, value.split(", ")) |
paul@0 | 515 | self.attr_accessors[objpath][access].append(positions) |
paul@0 | 516 | line = f.readline().rstrip() |
paul@0 | 517 | |
paul@0 | 518 | def _get_attr_access_modifiers(self, f): |
paul@0 | 519 | f.readline() # "attribute access modifiers:" |
paul@0 | 520 | line = f.readline().rstrip() |
paul@0 | 521 | while line: |
paul@0 | 522 | objpath, name, attrnames, value = self._get_fields(line, 4) |
paul@0 | 523 | if name == "{}": name = None |
paul@0 | 524 | if attrnames == "{}": attrnames = None |
paul@0 | 525 | access = name, attrnames |
paul@0 | 526 | init_item(self.attr_access_modifiers, objpath, dict) |
paul@0 | 527 | init_item(self.attr_access_modifiers[objpath], access, list) |
paul@0 | 528 | modifiers = [decode_modifier_term(s) for s in value] |
paul@0 | 529 | self.attr_access_modifiers[objpath][access] = modifiers |
paul@0 | 530 | line = f.readline().rstrip() |
paul@0 | 531 | |
paul@0 | 532 | def _get_constant_literals(self, f): |
paul@0 | 533 | f.readline() # "constant literals:" |
paul@0 | 534 | line = f.readline().rstrip() |
paul@0 | 535 | last_path = None |
paul@0 | 536 | n = None |
paul@0 | 537 | while line: |
paul@0 | 538 | path, constant = self._get_fields(line) |
paul@0 | 539 | if path != last_path: |
paul@0 | 540 | n = 0 |
paul@0 | 541 | last_path = path |
paul@0 | 542 | else: |
paul@0 | 543 | n += 1 |
paul@0 | 544 | init_item(self.constants, path, dict) |
paul@0 | 545 | self.constants[path][eval(constant)] = n |
paul@0 | 546 | line = f.readline().rstrip() |
paul@0 | 547 | |
paul@0 | 548 | def _get_constant_values(self, f): |
paul@0 | 549 | f.readline() # "constant values:" |
paul@0 | 550 | line = f.readline().rstrip() |
paul@0 | 551 | while line: |
paul@0 | 552 | name, value_type, value = self._get_fields(line, 3) |
paul@0 | 553 | self.constant_values[name] = eval(value), value_type |
paul@0 | 554 | line = f.readline().rstrip() |
paul@0 | 555 | |
paul@0 | 556 | # Generic parsing methods. |
paul@0 | 557 | |
paul@0 | 558 | def from_lines(self, f, d): |
paul@0 | 559 | |
paul@0 | 560 | "Read lines from 'f', populating 'd'." |
paul@0 | 561 | |
paul@0 | 562 | f.readline() # section heading |
paul@0 | 563 | line = f.readline().rstrip() |
paul@0 | 564 | while line: |
paul@0 | 565 | name, value = self._get_fields(line) |
paul@0 | 566 | d[name] = set(value and value.split(", ") or []) |
paul@0 | 567 | line = f.readline().rstrip() |
paul@0 | 568 | |
paul@0 | 569 | def usage_from_cache(self, value, mapping): |
paul@0 | 570 | |
paul@0 | 571 | """ |
paul@0 | 572 | Interpret the given 'value' containing name and usage information, |
paul@0 | 573 | storing the information in the given 'mapping'. |
paul@0 | 574 | """ |
paul@0 | 575 | |
paul@0 | 576 | local, usage = self._get_fields(value) |
paul@0 | 577 | init_item(mapping, local, list) |
paul@0 | 578 | self._usage_from_cache(mapping[local], usage) |
paul@0 | 579 | |
paul@0 | 580 | def _usage_from_cache(self, d, usage): |
paul@0 | 581 | |
paul@0 | 582 | # Interpret descriptions of each version of the name. |
paul@0 | 583 | |
paul@0 | 584 | all_usages = set() |
paul@0 | 585 | for attrnames in usage.split("; "): |
paul@0 | 586 | if attrnames == "{}": |
paul@0 | 587 | all_attrnames = () |
paul@0 | 588 | else: |
paul@0 | 589 | # Decode attribute details for each usage description. |
paul@0 | 590 | |
paul@0 | 591 | all_attrnames = set() |
paul@0 | 592 | for attrname_str in attrnames.split(", "): |
paul@0 | 593 | all_attrnames.add(attrname_str) |
paul@0 | 594 | |
paul@0 | 595 | all_attrnames = list(all_attrnames) |
paul@0 | 596 | all_attrnames.sort() |
paul@0 | 597 | |
paul@0 | 598 | all_usages.add(tuple(all_attrnames)) |
paul@0 | 599 | |
paul@0 | 600 | d.append(all_usages) |
paul@0 | 601 | |
paul@0 | 602 | def _get_fields(self, s, n=2): |
paul@0 | 603 | result = s.split(" ", n-1) |
paul@0 | 604 | if len(result) == n: |
paul@0 | 605 | return result |
paul@0 | 606 | else: |
paul@0 | 607 | return tuple(result) + tuple([""] * (n - len(result))) |
paul@0 | 608 | |
paul@0 | 609 | class CacheWritingModule: |
paul@0 | 610 | |
paul@0 | 611 | """ |
paul@0 | 612 | A mix-in providing cache-writing support, to be combined with BasicModule. |
paul@0 | 613 | """ |
paul@0 | 614 | |
paul@0 | 615 | def to_cache(self, filename): |
paul@0 | 616 | |
paul@0 | 617 | """ |
paul@0 | 618 | Write a cached representation of the inspected module with the following |
paul@0 | 619 | format to the file having the given 'filename': |
paul@0 | 620 | |
paul@0 | 621 | filename |
paul@0 | 622 | (empty line) |
paul@18 | 623 | "imports:" |
paul@18 | 624 | required module names |
paul@18 | 625 | possibly required module names |
paul@0 | 626 | "members:" |
paul@0 | 627 | zero or more: qualified name " " reference |
paul@0 | 628 | (empty line) |
paul@0 | 629 | "class relationships:" |
paul@0 | 630 | zero or more: qualified class name " " base class references |
paul@0 | 631 | (empty line) |
paul@0 | 632 | "instance attributes:" |
paul@0 | 633 | zero or more: qualified class name " " instance attribute names |
paul@0 | 634 | (empty line) |
paul@0 | 635 | "instance attribute constants:" |
paul@0 | 636 | zero or more: qualified class name " " attribute name " " reference |
paul@0 | 637 | (empty line) |
paul@0 | 638 | "names used:" |
paul@0 | 639 | zero or more: qualified class/function/module name " " names |
paul@0 | 640 | (empty line) |
paul@0 | 641 | "names missing:" |
paul@0 | 642 | zero or more: qualified class/function/module name " " names |
paul@0 | 643 | (empty line) |
paul@0 | 644 | "name references:" |
paul@0 | 645 | zero or more: qualified name " " reference |
paul@0 | 646 | (empty line) |
paul@0 | 647 | "initialised names:" |
paul@0 | 648 | zero or more: qualified name " " definition version " " reference |
paul@0 | 649 | (empty line) |
paul@0 | 650 | "aliased names:" |
paul@0 | 651 | zero or more: qualified name " " definition version " " original name " " attribute names " " access number |
paul@0 | 652 | (empty line) |
paul@0 | 653 | "function parameters:" |
paul@0 | 654 | zero or more: qualified function name " " parameter names |
paul@0 | 655 | (empty line) |
paul@0 | 656 | "function default parameters:" |
paul@0 | 657 | zero or more: qualified function name " " parameter names with defaults |
paul@0 | 658 | (empty line) |
paul@0 | 659 | "function locals:" |
paul@0 | 660 | zero or more: qualified function name " " local variable name " " reference |
paul@0 | 661 | (empty line) |
paul@0 | 662 | "scope globals:" |
paul@0 | 663 | zero or more: qualified function name " " global variable names |
paul@0 | 664 | (empty line) |
paul@0 | 665 | "function targets:" |
paul@0 | 666 | zero or more: qualified function name " " maximum number of targets allocated |
paul@0 | 667 | (empty line) |
paul@0 | 668 | "function arguments:" |
paul@0 | 669 | zero or more: qualified function name " " maximum number of arguments allocated |
paul@0 | 670 | (empty line) |
paul@0 | 671 | "attribute usage:" |
paul@0 | 672 | zero or more: qualified scope name " " local/global/qualified variable name " " usages |
paul@0 | 673 | (empty line) |
paul@0 | 674 | "attribute accesses:" |
paul@0 | 675 | zero or more: qualified scope name " " attribute-chains |
paul@0 | 676 | (empty line) |
paul@0 | 677 | "constant accesses:" |
paul@0 | 678 | zero or more: qualified function name " " attribute-chain " " reference " " remaining attribute-chain |
paul@0 | 679 | (empty line) |
paul@0 | 680 | "attribute access usage:" |
paul@0 | 681 | zero or more: qualified function name " " local/global variable name " " attribute name " " definition versions |
paul@0 | 682 | (empty line) |
paul@0 | 683 | "attribute access modifiers:" |
paul@0 | 684 | zero or more: qualified function name " " local/global variable name " " attribute name " " access modifiers |
paul@0 | 685 | "constant literals:" |
paul@0 | 686 | zero or more: qualified scope name " " constant literal |
paul@0 | 687 | "constant values:" |
paul@0 | 688 | zero or more: qualified name " " value type " " constant literal |
paul@0 | 689 | |
paul@0 | 690 | All collections of names are separated by ", " characters. |
paul@0 | 691 | |
paul@0 | 692 | References can be "<var>", a module name, or one of "<class>" or |
paul@0 | 693 | "<function>" followed optionally by a ":" character and a qualified |
paul@0 | 694 | name. |
paul@0 | 695 | |
paul@0 | 696 | Parameter names with defaults are separated by ", " characters, with |
paul@0 | 697 | each name followed by "=" and then followed by a reference. If "{}" is |
paul@0 | 698 | indicated, no defaults are defined for the function. Similarly, function |
paul@0 | 699 | locals may be indicated as "{}" meaning that there are no locals. |
paul@0 | 700 | |
paul@0 | 701 | All usages (attribute usage sets) are separated by "; " characters, with |
paul@0 | 702 | the special string "{}" representing an empty set. |
paul@0 | 703 | |
paul@0 | 704 | Each usage is a collection of names separated by ", " characters, with |
paul@0 | 705 | assigned attribute names suffixed with a "*" character. |
paul@0 | 706 | |
paul@0 | 707 | Each attribute-chain expression is a dot-separated chain of attribute |
paul@0 | 708 | names, with assignments suffixed with a "*" character. |
paul@0 | 709 | |
paul@0 | 710 | Definition versions are separated by ", " characters and indicate the |
paul@0 | 711 | name definition version associated with the access. |
paul@0 | 712 | |
paul@0 | 713 | Access modifiers are separated by ", " characters and indicate features |
paul@0 | 714 | of each access, with multiple accesses described on a single line. |
paul@0 | 715 | """ |
paul@0 | 716 | |
paul@0 | 717 | f = open(filename, "w") |
paul@0 | 718 | try: |
paul@0 | 719 | print >>f, self.filename |
paul@0 | 720 | |
paul@0 | 721 | print >>f |
paul@18 | 722 | print >>f, "imports:" |
paul@18 | 723 | required = list(self.required) |
paul@18 | 724 | required.sort() |
paul@18 | 725 | print >>f, required and ", ".join(required) or "{}" |
paul@18 | 726 | imports = list(self.imports) |
paul@18 | 727 | imports.sort() |
paul@18 | 728 | print >>f, imports and ", ".join(imports) or "{}" |
paul@18 | 729 | |
paul@18 | 730 | print >>f |
paul@0 | 731 | print >>f, "members:" |
paul@0 | 732 | objects = self.objects.keys() |
paul@0 | 733 | objects.sort() |
paul@0 | 734 | for name in objects: |
paul@0 | 735 | print >>f, name, self.objects[name] |
paul@0 | 736 | |
paul@0 | 737 | print >>f |
paul@0 | 738 | print >>f, "class relationships:" |
paul@0 | 739 | classes = self.classes.keys() |
paul@0 | 740 | classes.sort() |
paul@0 | 741 | for class_ in classes: |
paul@0 | 742 | bases = self.classes[class_] |
paul@0 | 743 | if bases: |
paul@0 | 744 | print >>f, class_, ", ".join(map(str, bases)) |
paul@0 | 745 | else: |
paul@0 | 746 | print >>f, class_ |
paul@0 | 747 | |
paul@0 | 748 | self.to_lines(f, "instance attributes:", self.instance_attrs) |
paul@0 | 749 | |
paul@0 | 750 | print >>f |
paul@0 | 751 | print >>f, "instance attribute constants:" |
paul@0 | 752 | classes = self.instance_attr_constants.items() |
paul@0 | 753 | classes.sort() |
paul@0 | 754 | for name, attrs in classes: |
paul@0 | 755 | attrs = attrs.items() |
paul@0 | 756 | attrs.sort() |
paul@0 | 757 | for attrname, ref in attrs: |
paul@0 | 758 | print >>f, name, attrname, ref |
paul@0 | 759 | |
paul@0 | 760 | self.to_lines(f, "names used:", self.names_used) |
paul@0 | 761 | self.to_lines(f, "names missing:", self.names_missing) |
paul@0 | 762 | |
paul@0 | 763 | print >>f |
paul@0 | 764 | print >>f, "name references:" |
paul@0 | 765 | refs = self.name_references.items() |
paul@0 | 766 | refs.sort() |
paul@0 | 767 | for name, ref in refs: |
paul@0 | 768 | print >>f, name, ref |
paul@0 | 769 | |
paul@0 | 770 | print >>f |
paul@0 | 771 | print >>f, "initialised names:" |
paul@0 | 772 | assignments = self.initialised_names.items() |
paul@0 | 773 | assignments.sort() |
paul@0 | 774 | for name, refs in assignments: |
paul@0 | 775 | versions = refs.items() |
paul@0 | 776 | versions.sort() |
paul@0 | 777 | for version, ref in versions: |
paul@0 | 778 | print >>f, name, version, ref |
paul@0 | 779 | |
paul@0 | 780 | print >>f |
paul@0 | 781 | print >>f, "aliased names:" |
paul@0 | 782 | assignments = self.aliased_names.items() |
paul@0 | 783 | assignments.sort() |
paul@0 | 784 | for name, aliases in assignments: |
paul@0 | 785 | versions = aliases.items() |
paul@0 | 786 | versions.sort() |
paul@0 | 787 | for version, alias in versions: |
paul@0 | 788 | original_name, attrnames, number = alias |
paul@0 | 789 | print >>f, name, version, original_name, attrnames or "{}", number is None and "{}" or number |
paul@0 | 790 | |
paul@0 | 791 | print >>f |
paul@0 | 792 | print >>f, "function parameters:" |
paul@0 | 793 | functions = self.function_parameters.keys() |
paul@0 | 794 | functions.sort() |
paul@0 | 795 | for function in functions: |
paul@0 | 796 | print >>f, function, ", ".join(self.function_parameters[function]) |
paul@0 | 797 | |
paul@0 | 798 | print >>f |
paul@0 | 799 | print >>f, "function default parameters:" |
paul@0 | 800 | functions = self.function_defaults.keys() |
paul@0 | 801 | functions.sort() |
paul@0 | 802 | for function in functions: |
paul@0 | 803 | parameters = self.function_defaults[function] |
paul@0 | 804 | if parameters: |
paul@0 | 805 | print >>f, function, ", ".join([("%s=%s" % (name, default)) for (name, default) in parameters]) |
paul@0 | 806 | else: |
paul@0 | 807 | print >>f, function, "{}" |
paul@0 | 808 | |
paul@0 | 809 | print >>f |
paul@0 | 810 | print >>f, "function locals:" |
paul@0 | 811 | functions = self.function_locals.keys() |
paul@0 | 812 | functions.sort() |
paul@0 | 813 | for function in functions: |
paul@0 | 814 | names = self.function_locals[function].items() |
paul@0 | 815 | if names: |
paul@0 | 816 | names.sort() |
paul@0 | 817 | for name, value in names: |
paul@0 | 818 | print >>f, function, name, value |
paul@0 | 819 | else: |
paul@0 | 820 | print >>f, function, "{}" |
paul@0 | 821 | |
paul@0 | 822 | self.to_lines(f, "scope globals:", self.scope_globals) |
paul@0 | 823 | |
paul@0 | 824 | print >>f |
paul@0 | 825 | print >>f, "function targets:" |
paul@0 | 826 | functions = self.function_targets.keys() |
paul@0 | 827 | functions.sort() |
paul@0 | 828 | for function in functions: |
paul@0 | 829 | print >>f, function, self.function_targets[function] |
paul@0 | 830 | |
paul@0 | 831 | print >>f |
paul@0 | 832 | print >>f, "function arguments:" |
paul@0 | 833 | functions = self.function_arguments.keys() |
paul@0 | 834 | functions.sort() |
paul@0 | 835 | for function in functions: |
paul@0 | 836 | print >>f, function, self.function_arguments[function] |
paul@0 | 837 | |
paul@0 | 838 | print >>f |
paul@0 | 839 | print >>f, "attribute usage:" |
paul@0 | 840 | units = self.attr_usage.keys() |
paul@0 | 841 | units.sort() |
paul@0 | 842 | for unit in units: |
paul@0 | 843 | d = self.attr_usage[unit] |
paul@0 | 844 | self.usage_to_cache(d, f, unit) |
paul@0 | 845 | |
paul@0 | 846 | print >>f |
paul@0 | 847 | print >>f, "attribute accesses:" |
paul@0 | 848 | paths = self.attr_accesses.keys() |
paul@0 | 849 | paths.sort() |
paul@0 | 850 | for path in paths: |
paul@0 | 851 | accesses = list(self.attr_accesses[path]) |
paul@0 | 852 | accesses.sort() |
paul@0 | 853 | print >>f, path, ", ".join(accesses) |
paul@0 | 854 | |
paul@0 | 855 | print >>f |
paul@0 | 856 | print >>f, "constant accesses:" |
paul@0 | 857 | paths = self.const_accesses.keys() |
paul@0 | 858 | paths.sort() |
paul@0 | 859 | for path in paths: |
paul@0 | 860 | accesses = self.const_accesses[path].items() |
paul@0 | 861 | accesses.sort() |
paul@0 | 862 | for (original_name, attrnames), (objpath, ref, remaining_attrnames) in accesses: |
paul@0 | 863 | print >>f, path, original_name, attrnames, objpath, ref, remaining_attrnames or "{}" |
paul@0 | 864 | |
paul@0 | 865 | print >>f |
paul@0 | 866 | print >>f, "attribute access usage:" |
paul@0 | 867 | paths = self.attr_accessors.keys() |
paul@0 | 868 | paths.sort() |
paul@0 | 869 | for path in paths: |
paul@0 | 870 | all_accesses = self.attr_accessors[path].items() |
paul@0 | 871 | all_accesses.sort() |
paul@0 | 872 | for (name, attrname), accesses in all_accesses: |
paul@0 | 873 | for positions in accesses: |
paul@0 | 874 | positions = map(str, positions) |
paul@0 | 875 | print >>f, path, name, attrname or "{}", ", ".join(positions) |
paul@0 | 876 | |
paul@0 | 877 | print >>f |
paul@0 | 878 | print >>f, "attribute access modifiers:" |
paul@0 | 879 | paths = self.attr_access_modifiers.keys() |
paul@0 | 880 | paths.sort() |
paul@0 | 881 | for path in paths: |
paul@0 | 882 | all_accesses = self.attr_access_modifiers[path].items() |
paul@0 | 883 | all_accesses.sort() |
paul@0 | 884 | for (name, attrnames), modifiers in all_accesses: |
paul@0 | 885 | print >>f, path, name or "{}", attrnames or "{}", encode_modifiers(modifiers) |
paul@0 | 886 | |
paul@0 | 887 | print >>f |
paul@0 | 888 | print >>f, "constant literals:" |
paul@0 | 889 | paths = self.constants.keys() |
paul@0 | 890 | paths.sort() |
paul@0 | 891 | for path in paths: |
paul@0 | 892 | constants = [(v, k) for (k, v) in self.constants[path].items()] |
paul@0 | 893 | constants.sort() |
paul@0 | 894 | for n, constant in constants: |
paul@0 | 895 | print >>f, path, repr(constant) |
paul@0 | 896 | |
paul@0 | 897 | print >>f |
paul@0 | 898 | print >>f, "constant values:" |
paul@0 | 899 | names = self.constant_values.keys() |
paul@0 | 900 | names.sort() |
paul@0 | 901 | for name in names: |
paul@0 | 902 | value, value_type = self.constant_values[name] |
paul@0 | 903 | print >>f, name, value_type, repr(value) |
paul@0 | 904 | |
paul@0 | 905 | finally: |
paul@0 | 906 | f.close() |
paul@0 | 907 | |
paul@0 | 908 | def to_lines(self, f, heading, d): |
paul@0 | 909 | |
paul@0 | 910 | "Write lines to 'f' with the given 'heading', using 'd'." |
paul@0 | 911 | |
paul@0 | 912 | print >>f |
paul@0 | 913 | print >>f, heading |
paul@0 | 914 | keys = d.keys() |
paul@0 | 915 | keys.sort() |
paul@0 | 916 | for key in keys: |
paul@0 | 917 | attrs = list(d[key]) |
paul@0 | 918 | if attrs: |
paul@0 | 919 | attrs.sort() |
paul@0 | 920 | print >>f, key, ", ".join(attrs) |
paul@0 | 921 | |
paul@0 | 922 | def usage_to_cache(self, details, f, prefix): |
paul@0 | 923 | |
paul@0 | 924 | "Write the given namespace usage details to the cache." |
paul@0 | 925 | |
paul@0 | 926 | names = list(details.keys()) |
paul@0 | 927 | if names: |
paul@0 | 928 | names.sort() |
paul@0 | 929 | for name in names: |
paul@0 | 930 | if details[name]: |
paul@0 | 931 | |
paul@0 | 932 | # Produce descriptions for each version of the name. |
paul@0 | 933 | |
paul@0 | 934 | for version in details[name]: |
paul@0 | 935 | all_usages = [] |
paul@0 | 936 | for usage in version: |
paul@0 | 937 | all_usages.append(encode_usage(usage)) |
paul@0 | 938 | |
paul@0 | 939 | print >>f, "%s %s %s" % (prefix, name, "; ".join(all_usages)) |
paul@0 | 940 | |
paul@0 | 941 | # vim: tabstop=4 expandtab shiftwidth=4 |