Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 1 | __author__ = "Dusan (Ph4r05) Klinec" |
| 2 | __copyright__ = "Copyright (C) 2014 Dusan (ph4r05) Klinec" |
| 3 | __license__ = "Apache License, Version 2.0" |
| 4 | __version__ = "1.0" |
| 5 | |
| 6 | import ply.lex as lex |
| 7 | import ply.yacc as yacc |
| 8 | from .model import * |
| 9 | |
| 10 | class ProtobufLexer(object): |
| 11 | keywords = ('double', 'float', 'int32', 'int64', 'uint32', 'uint64', 'sint32', 'sint64', |
| 12 | 'fixed32', 'fixed64', 'sfixed32', 'sfixed64', 'bool', 'string', 'bytes', |
| 13 | 'message', 'required', 'optional', 'repeated', 'enum', 'extensions', 'max', 'extends', 'extend', |
| 14 | 'to', 'package', 'service', 'rpc', 'returns', 'true', 'false', 'option', 'import') |
| 15 | |
| 16 | tokens = [ |
| 17 | 'NAME', |
| 18 | 'NUM', |
| 19 | 'STRING_LITERAL', |
| 20 | 'LINE_COMMENT', 'BLOCK_COMMENT', |
| 21 | |
| 22 | 'LBRACE', 'RBRACE', 'LBRACK', 'RBRACK', |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 23 | 'LPAR', 'RPAR', 'EQ', 'SEMI', 'DOT', |
| 24 | 'PLUSPLUSPLUS' |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 25 | |
| 26 | ] + [k.upper() for k in keywords] |
| 27 | literals = '()+-*/=?:,.^|&~!=[]{};<>@%' |
| 28 | |
| 29 | t_NUM = r'[+-]?\d+' |
| 30 | t_STRING_LITERAL = r'\"([^\\\n]|(\\.))*?\"' |
| 31 | |
| 32 | t_ignore_LINE_COMMENT = '//.*' |
| 33 | def t_BLOCK_COMMENT(self, t): |
| 34 | r'/\*(.|\n)*?\*/' |
| 35 | t.lexer.lineno += t.value.count('\n') |
| 36 | |
| 37 | t_LBRACE = '{' |
| 38 | t_RBRACE = '}' |
| 39 | t_LBRACK = '\\[' |
| 40 | t_RBRACK = '\\]' |
| 41 | t_LPAR = '\\(' |
| 42 | t_RPAR = '\\)' |
| 43 | t_EQ = '=' |
| 44 | t_SEMI = ';' |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 45 | t_DOT = '\\.' |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 46 | t_ignore = ' \t\f' |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 47 | t_PLUSPLUSPLUS = '\\+\\+\\+' |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 48 | |
| 49 | def t_NAME(self, t): |
| 50 | '[A-Za-z_$][A-Za-z0-9_$]*' |
| 51 | if t.value in ProtobufLexer.keywords: |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 52 | #print "type: %s val %s t %s" % (t.type, t.value, t) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 53 | t.type = t.value.upper() |
| 54 | return t |
| 55 | |
| 56 | def t_newline(self, t): |
| 57 | r'\n+' |
| 58 | t.lexer.lineno += len(t.value) |
| 59 | |
| 60 | def t_newline2(self, t): |
| 61 | r'(\r\n)+' |
| 62 | t.lexer.lineno += len(t.value) / 2 |
| 63 | |
| 64 | def t_error(self, t): |
| 65 | print("Illegal character '{}' ({}) in line {}".format(t.value[0], hex(ord(t.value[0])), t.lexer.lineno)) |
| 66 | t.lexer.skip(1) |
| 67 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 68 | class LexHelper: |
| 69 | @staticmethod |
| 70 | def get_max_linespan(p): |
| 71 | mSpan=[1e60, -1] |
| 72 | for sp in range(0, len(p)): |
| 73 | csp = p.linespan(sp) |
| 74 | if csp[0]==0 and csp[1]==0: continue |
| 75 | if csp[0] < mSpan[0]: mSpan[0] = csp[0] |
| 76 | if csp[1] > mSpan[1]: mSpan[1] = csp[1] |
| 77 | return tuple(mSpan) |
| 78 | |
| 79 | @staticmethod |
| 80 | def get_max_lexspan(p): |
| 81 | mSpan=[1e60, -1] |
| 82 | for sp in range(0, len(p)): |
| 83 | csp = p.lexspan(sp) |
| 84 | if csp[0]==0 and csp[1]==0: continue |
| 85 | if csp[0] < mSpan[0]: mSpan[0] = csp[0] |
| 86 | if csp[1] > mSpan[1]: mSpan[1] = csp[1] |
| 87 | return tuple(mSpan) |
| 88 | |
| 89 | @staticmethod |
| 90 | def set_parse_object(dst, p): |
| 91 | dst.setLexData(linespan=LexHelper.get_max_linespan(p), lexspan=LexHelper.get_max_lexspan(p)) |
| 92 | dst.setLexObj(p) |
| 93 | |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 94 | class ProtobufParser(object): |
| 95 | tokens = ProtobufLexer.tokens |
| 96 | |
| 97 | def p_empty(self, p): |
| 98 | '''empty :''' |
| 99 | pass |
| 100 | |
| 101 | def p_field_modifier(self,p): |
| 102 | '''field_modifier : REQUIRED |
| 103 | | OPTIONAL |
| 104 | | REPEATED''' |
| 105 | p[0] = p[1] |
| 106 | |
| 107 | def p_primitive_type(self, p): |
| 108 | '''primitive_type : DOUBLE |
| 109 | | FLOAT |
| 110 | | INT32 |
| 111 | | INT64 |
| 112 | | UINT32 |
| 113 | | UINT64 |
| 114 | | SINT32 |
| 115 | | SINT64 |
| 116 | | FIXED32 |
| 117 | | FIXED64 |
| 118 | | SFIXED32 |
| 119 | | SFIXED64 |
| 120 | | BOOL |
| 121 | | STRING |
| 122 | | BYTES''' |
| 123 | p[0] = p[1] |
| 124 | |
| 125 | def p_field_id(self, p): |
| 126 | '''field_id : NUM''' |
| 127 | p[0] = p[1] |
| 128 | |
| 129 | def p_rvalue(self, p): |
| 130 | '''rvalue : NUM |
| 131 | | TRUE |
| 132 | | FALSE''' |
| 133 | p[0] = p[1] |
| 134 | |
| 135 | def p_rvalue2(self, p): |
| 136 | '''rvalue : NAME''' |
| 137 | p[0] = Name(p[1]) |
| 138 | |
| 139 | def p_field_directive(self, p): |
| 140 | '''field_directive : LBRACK NAME EQ rvalue RBRACK''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 141 | p[0] = FieldDirective(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 142 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 143 | |
| 144 | def p_field_directive_times(self, p): |
| 145 | '''field_directive_times : field_directive_plus''' |
| 146 | p[0] = p[1] |
| 147 | |
| 148 | def p_field_directive_times2(self, p): |
| 149 | '''field_directive_times : empty''' |
| 150 | p[0] = [] |
| 151 | |
| 152 | def p_field_directive_plus(self, p): |
| 153 | '''field_directive_plus : field_directive |
| 154 | | field_directive_plus field_directive''' |
| 155 | if len(p) == 2: |
| 156 | p[0] = [p[1]] |
| 157 | else: |
| 158 | p[0] = p[1] + [p[2]] |
| 159 | |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 160 | def p_dotname(self, p): |
| 161 | '''dotname : NAME |
| 162 | | dotname DOT NAME''' |
| 163 | p[0] = p[1] |
| 164 | |
| 165 | # Hack for cases when there is a field named 'message' or 'max' |
| 166 | def p_fieldName(self, p): |
| 167 | '''field_name : NAME |
| 168 | | MESSAGE |
| 169 | | MAX''' |
| 170 | p[0] = p[1] |
| 171 | |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 172 | def p_field_type(self, p): |
| 173 | '''field_type : primitive_type''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 174 | p[0] = FieldType(p[1]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 175 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 176 | |
| 177 | def p_field_type2(self, p): |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 178 | '''field_type : dotname''' |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 179 | p[0] = Name(p[1]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 180 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 181 | |
| 182 | # Root of the field declaration. |
| 183 | def p_field_definition(self, p): |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 184 | '''field_definition : field_modifier field_type field_name EQ field_id field_directive_times SEMI''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 185 | p[0] = FieldDefinition(p[1], p[2], Name(p[3]), p[5], p[6]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 186 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 187 | |
| 188 | # Root of the enum field declaration. |
| 189 | def p_enum_field(self, p): |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 190 | '''enum_field : field_name EQ NUM SEMI''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 191 | p[0] = EnumFieldDefinition(Name(p[1]), p[3]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 192 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 193 | |
| 194 | def p_enum_body_part(self, p): |
| 195 | '''enum_body_part : enum_field |
| 196 | | option_directive''' |
| 197 | p[0] = p[1] |
| 198 | |
| 199 | def p_enum_body(self, p): |
| 200 | '''enum_body : enum_body_part |
| 201 | | enum_body enum_body_part''' |
| 202 | if len(p) == 2: |
| 203 | p[0] = [p[1]] |
| 204 | else: |
| 205 | p[0] = p[1] + [p[2]] |
| 206 | |
| 207 | def p_enum_body_opt(self, p): |
| 208 | '''enum_body_opt : empty''' |
| 209 | p[0] = [] |
| 210 | |
| 211 | def p_enum_body_opt2(self, p): |
| 212 | '''enum_body_opt : enum_body''' |
| 213 | p[0] = p[1] |
| 214 | |
| 215 | # Root of the enum declaration. |
| 216 | # enum_definition ::= 'enum' ident '{' { ident '=' integer ';' }* '}' |
| 217 | def p_enum_definition(self, p): |
| 218 | '''enum_definition : ENUM NAME LBRACE enum_body_opt RBRACE''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 219 | p[0] = EnumDefinition(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 220 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 221 | |
| 222 | def p_extensions_to(self, p): |
| 223 | '''extensions_to : MAX''' |
| 224 | p[0] = ExtensionsMax() |
| 225 | |
| 226 | def p_extensions_to2(self, p): |
| 227 | '''extensions_to : NUM''' |
| 228 | p[0] = p[1] |
| 229 | |
| 230 | # extensions_definition ::= 'extensions' integer 'to' integer ';' |
| 231 | def p_extensions_definition(self, p): |
| 232 | '''extensions_definition : EXTENSIONS NUM TO extensions_to SEMI''' |
| 233 | p[0] = ExtensionsDirective(p[2], p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 234 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 235 | |
| 236 | # message_extension ::= 'extend' ident '{' message_body '}' |
| 237 | def p_message_extension(self, p): |
| 238 | '''message_extension : EXTEND NAME LBRACE message_body RBRACE''' |
| 239 | p[0] = MessageExtension(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 240 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 241 | |
| 242 | def p_message_body_part(self, p): |
| 243 | '''message_body_part : field_definition |
| 244 | | enum_definition |
| 245 | | message_definition |
| 246 | | extensions_definition |
| 247 | | message_extension''' |
| 248 | p[0] = p[1] |
| 249 | |
| 250 | # message_body ::= { field_definition | enum_definition | message_definition | extensions_definition | message_extension }* |
| 251 | def p_message_body(self, p): |
| 252 | '''message_body : empty''' |
| 253 | p[0] = [] |
| 254 | |
| 255 | # message_body ::= { field_definition | enum_definition | message_definition | extensions_definition | message_extension }* |
| 256 | def p_message_body2(self, p): |
| 257 | '''message_body : message_body_part |
| 258 | | message_body message_body_part''' |
| 259 | if len(p) == 2: |
| 260 | p[0] = [p[1]] |
| 261 | else: |
| 262 | p[0] = p[1] + [p[2]] |
| 263 | |
| 264 | # Root of the message declaration. |
| 265 | # message_definition = MESSAGE_ - ident("messageId") + LBRACE + message_body("body") + RBRACE |
| 266 | def p_message_definition(self, p): |
| 267 | '''message_definition : MESSAGE NAME LBRACE message_body RBRACE''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 268 | p[0] = MessageDefinition(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 269 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 270 | |
| 271 | # method_definition ::= 'rpc' ident '(' [ ident ] ')' 'returns' '(' [ ident ] ')' ';' |
| 272 | def p_method_definition(self, p): |
| 273 | '''method_definition : RPC NAME LPAR NAME RPAR RETURNS LPAR NAME RPAR''' |
| 274 | p[0] = MethodDefinition(Name(p[2]), Name(p[4]), Name(p[8])) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 275 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 276 | |
| 277 | def p_method_definition_opt(self, p): |
| 278 | '''method_definition_opt : empty''' |
| 279 | p[0] = [] |
| 280 | |
| 281 | def p_method_definition_opt2(self, p): |
| 282 | '''method_definition_opt : method_definition |
| 283 | | method_definition_opt method_definition''' |
| 284 | if len(p) == 2: |
| 285 | p[0] = [p[1]] |
| 286 | else: |
| 287 | p[0] = p[1] + [p[2]] |
| 288 | |
| 289 | # service_definition ::= 'service' ident '{' method_definition* '}' |
| 290 | # service_definition = SERVICE_ - ident("serviceName") + LBRACE + ZeroOrMore(Group(method_definition)) + RBRACE |
| 291 | def p_service_definition(self, p): |
| 292 | '''service_definition : SERVICE NAME LBRACE method_definition_opt RBRACE''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 293 | p[0] = ServiceDefinition(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 294 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 295 | |
| 296 | # package_directive ::= 'package' ident [ '.' ident]* ';' |
| 297 | def p_package_directive(self,p): |
Dusan Klinec | a4fae11 | 2014-11-10 08:50:27 +0100 | [diff] [blame] | 298 | '''package_directive : PACKAGE dotname SEMI''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 299 | p[0] = PackageStatement(Name(p[2])) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 300 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 301 | |
| 302 | # import_directive = IMPORT_ - quotedString("importFileSpec") + SEMI |
| 303 | def p_import_directive(self, p): |
| 304 | '''import_directive : IMPORT STRING_LITERAL SEMI''' |
| 305 | p[0] = ImportStatement(Literal(p[2])) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 306 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 307 | |
| 308 | def p_option_rvalue(self, p): |
| 309 | '''option_rvalue : NUM |
| 310 | | TRUE |
| 311 | | FALSE''' |
| 312 | p[0] = p[1] |
| 313 | |
| 314 | def p_option_rvalue2(self, p): |
| 315 | '''option_rvalue : STRING_LITERAL''' |
| 316 | p[0] = Literal(p[1]) |
| 317 | |
| 318 | # option_directive = OPTION_ - ident("optionName") + EQ + quotedString("optionValue") + SEMI |
| 319 | def p_option_directive(self, p): |
| 320 | '''option_directive : OPTION NAME EQ option_rvalue SEMI''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 321 | p[0] = OptionStatement(Name(p[2]), p[4]) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 322 | LexHelper.set_parse_object(p[0], p) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 323 | |
| 324 | # topLevelStatement = Group(message_definition | message_extension | enum_definition | service_definition | import_directive | option_directive) |
| 325 | def p_topLevel(self,p): |
| 326 | '''topLevel : message_definition |
| 327 | | message_extension |
| 328 | | enum_definition |
| 329 | | service_definition |
| 330 | | import_directive |
| 331 | | option_directive''' |
| 332 | p[0] = p[1] |
| 333 | |
| 334 | def p_package_definition(self, p): |
| 335 | '''package_definition : package_directive''' |
| 336 | p[0] = p[1] |
| 337 | |
| 338 | def p_packages2(self, p): |
| 339 | '''package_definition : empty''' |
| 340 | p[0] = [] |
| 341 | |
| 342 | def p_statements2(self, p): |
| 343 | '''statements : topLevel |
| 344 | | statements topLevel''' |
| 345 | if len(p) == 2: |
| 346 | p[0] = [p[1]] |
| 347 | else: |
| 348 | p[0] = p[1] + [p[2]] |
| 349 | |
| 350 | def p_statements(self, p): |
| 351 | '''statements : empty''' |
| 352 | p[0] = [] |
| 353 | |
| 354 | # parser = Optional(package_directive) + ZeroOrMore(topLevelStatement) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 355 | def p_protofile(self, p): |
| 356 | '''protofile : package_definition statements''' |
| 357 | p[0] = ProtoFile(p[1], p[2]) |
| 358 | LexHelper.set_parse_object(p[0], p) |
| 359 | |
| 360 | # Parsing starting point |
| 361 | def p_goal(self, p): |
| 362 | '''goal : PLUSPLUSPLUS protofile''' |
| 363 | p[0] = p[2] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 364 | |
| 365 | def p_error(self, p): |
| 366 | print('error: {}'.format(p)) |
| 367 | |
| 368 | class ProtobufAnalyzer(object): |
| 369 | |
| 370 | def __init__(self): |
| 371 | self.lexer = lex.lex(module=ProtobufLexer(), optimize=1) |
| 372 | self.parser = yacc.yacc(module=ProtobufParser(), start='goal', optimize=1) |
| 373 | |
| 374 | def tokenize_string(self, code): |
| 375 | self.lexer.input(code) |
| 376 | for token in self.lexer: |
| 377 | print(token) |
| 378 | |
| 379 | def tokenize_file(self, _file): |
| 380 | if type(_file) == str: |
| 381 | _file = file(_file) |
| 382 | content = '' |
| 383 | for line in _file: |
| 384 | content += line |
| 385 | return self.tokenize_string(content) |
| 386 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 387 | def parse_string(self, code, debug=0, lineno=1, prefix='+++'): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 388 | self.lexer.lineno = lineno |
| 389 | return self.parser.parse(prefix + code, lexer=self.lexer, debug=debug) |
| 390 | |
| 391 | def parse_file(self, _file, debug=0): |
| 392 | if type(_file) == str: |
| 393 | _file = file(_file) |
| 394 | content = '' |
| 395 | for line in _file: |
| 396 | content += line |
| 397 | return self.parse_string(content, debug=debug) |