## @file # This file is used to define common string related functions used in parsing process # # Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.
# SPDX-License-Identifier: BSD-2-Clause-Patent # ## # Import Modules # from __future__ import absolute_import import re from . import DataType import Common.LongFilePathOs as os import string from . import EdkLogger as EdkLogger from . import GlobalData from .BuildToolError import * from CommonDataClass.Exceptions import * from Common.LongFilePathSupport import OpenLongFilePath as open from Common.MultipleWorkspace import MultipleWorkspace as mws gHexVerPatt = re.compile('0x[a-f0-9]{4}[a-f0-9]{4}$', re.IGNORECASE) gHumanReadableVerPatt = re.compile(r'([1-9][0-9]*|0)\.[0-9]{1,2}$') ## GetSplitValueList # # Get a value list from a string with multiple values split with SplitTag # The default SplitTag is DataType.TAB_VALUE_SPLIT # 'AAA|BBB|CCC' -> ['AAA', 'BBB', 'CCC'] # # @param String: The input string to be splitted # @param SplitTag: The split key, default is DataType.TAB_VALUE_SPLIT # @param MaxSplit: The max number of split values, default is -1 # # @retval list() A list for splitted string # def GetSplitValueList(String, SplitTag=DataType.TAB_VALUE_SPLIT, MaxSplit= -1): ValueList = [] Last = 0 Escaped = False InSingleQuoteString = False InDoubleQuoteString = False InParenthesis = 0 for Index in range(0, len(String)): Char = String[Index] if not Escaped: # Found a splitter not in a string, split it if (not InSingleQuoteString or not InDoubleQuoteString) and InParenthesis == 0 and Char == SplitTag: ValueList.append(String[Last:Index].strip()) Last = Index + 1 if MaxSplit > 0 and len(ValueList) >= MaxSplit: break if Char == '\\' and (InSingleQuoteString or InDoubleQuoteString): Escaped = True elif Char == '"' and not InSingleQuoteString: if not InDoubleQuoteString: InDoubleQuoteString = True else: InDoubleQuoteString = False elif Char == "'" and not InDoubleQuoteString: if not InSingleQuoteString: InSingleQuoteString = True else: InSingleQuoteString = False elif Char == '(': InParenthesis = InParenthesis + 1 elif Char == ')': InParenthesis = InParenthesis - 1 else: Escaped = False if Last < len(String): ValueList.append(String[Last:].strip()) elif Last == len(String): ValueList.append('') return ValueList ## GetSplitList # # Get a value list from a string with multiple values split with SplitString # The default SplitTag is DataType.TAB_VALUE_SPLIT # 'AAA|BBB|CCC' -> ['AAA', 'BBB', 'CCC'] # # @param String: The input string to be splitted # @param SplitStr: The split key, default is DataType.TAB_VALUE_SPLIT # @param MaxSplit: The max number of split values, default is -1 # # @retval list() A list for splitted string # def GetSplitList(String, SplitStr=DataType.TAB_VALUE_SPLIT, MaxSplit= -1): return list(map(lambda l: l.strip(), String.split(SplitStr, MaxSplit))) ## MergeArches # # Find a key's all arches in dict, add the new arch to the list # If not exist any arch, set the arch directly # # @param Dict: The input value for Dict # @param Key: The input value for Key # @param Arch: The Arch to be added or merged # def MergeArches(Dict, Key, Arch): if Key in Dict: Dict[Key].append(Arch) else: Dict[Key] = Arch.split() ## GenDefines # # Parse a string with format "DEFINE = " # Generate a map Defines[VarName] = PATH # Return False if invalid format # # @param String: String with DEFINE statement # @param Arch: Supported Arch # @param Defines: DEFINE statement to be parsed # # @retval 0 DEFINE statement found, and valid # @retval 1 DEFINE statement found, but not valid # @retval -1 DEFINE statement not found # def GenDefines(String, Arch, Defines): if String.find(DataType.TAB_DEFINE + ' ') > -1: List = String.replace(DataType.TAB_DEFINE + ' ', '').split(DataType.TAB_EQUAL_SPLIT) if len(List) == 2: Defines[(CleanString(List[0]), Arch)] = CleanString(List[1]) return 0 else: return -1 return 1 ## GenInclude # # Parse a string with format "!include " # Return the file path # Return False if invalid format or NOT FOUND # # @param String: String with INCLUDE statement # @param IncludeFiles: INCLUDE statement to be parsed # @param Arch: Supported Arch # # @retval True # @retval False # def GenInclude(String, IncludeFiles, Arch): if String.upper().find(DataType.TAB_INCLUDE.upper() + ' ') > -1: IncludeFile = CleanString(String[String.upper().find(DataType.TAB_INCLUDE.upper() + ' ') + len(DataType.TAB_INCLUDE + ' ') : ]) MergeArches(IncludeFiles, IncludeFile, Arch) return True else: return False ## GetLibraryClassesWithModuleType # # Get Library Class definition when no module type defined # # @param Lines: The content to be parsed # @param Key: Reserved # @param KeyValues: To store data after parsing # @param CommentCharacter: Comment char, used to ignore comment content # # @retval True Get library classes successfully # def GetLibraryClassesWithModuleType(Lines, Key, KeyValues, CommentCharacter): newKey = SplitModuleType(Key) Lines = Lines.split(DataType.TAB_SECTION_END, 1)[1] LineList = Lines.splitlines() for Line in LineList: Line = CleanString(Line, CommentCharacter) if Line != '' and Line[0] != CommentCharacter: KeyValues.append([CleanString(Line, CommentCharacter), newKey[1]]) return True ## GetDynamics # # Get Dynamic Pcds # # @param Lines: The content to be parsed # @param Key: Reserved # @param KeyValues: To store data after parsing # @param CommentCharacter: Comment char, used to ignore comment content # # @retval True Get Dynamic Pcds successfully # def GetDynamics(Lines, Key, KeyValues, CommentCharacter): # # Get SkuId Name List # SkuIdNameList = SplitModuleType(Key) Lines = Lines.split(DataType.TAB_SECTION_END, 1)[1] LineList = Lines.splitlines() for Line in LineList: Line = CleanString(Line, CommentCharacter) if Line != '' and Line[0] != CommentCharacter: KeyValues.append([CleanString(Line, CommentCharacter), SkuIdNameList[1]]) return True ## SplitModuleType # # Split ModuleType out of section defien to get key # [LibraryClass.Arch.ModuleType|ModuleType|ModuleType] -> [ 'LibraryClass.Arch', ['ModuleType', 'ModuleType', 'ModuleType'] ] # # @param Key: String to be parsed # # @retval ReturnValue A list for module types # def SplitModuleType(Key): KeyList = Key.split(DataType.TAB_SPLIT) # # Fill in for arch # KeyList.append('') # # Fill in for moduletype # KeyList.append('') ReturnValue = [] KeyValue = KeyList[0] if KeyList[1] != '': KeyValue = KeyValue + DataType.TAB_SPLIT + KeyList[1] ReturnValue.append(KeyValue) ReturnValue.append(GetSplitValueList(KeyList[2])) return ReturnValue ## Replace macro in strings list # # This method replace macros used in a given string list. The macros are # given in a dictionary. # # @param StringList StringList to be processed # @param MacroDefinitions The macro definitions in the form of dictionary # @param SelfReplacement To decide whether replace un-defined macro to '' # # @retval NewList A new string list whose macros are replaced # def ReplaceMacros(StringList, MacroDefinitions=None, SelfReplacement=False): NewList = [] if MacroDefinitions is None: MacroDefinitions = {} for String in StringList: if isinstance(String, type('')): NewList.append(ReplaceMacro(String, MacroDefinitions, SelfReplacement)) else: NewList.append(String) return NewList ## Replace macro in string # # This method replace macros used in given string. The macros are given in a # dictionary. # # @param String String to be processed # @param MacroDefinitions The macro definitions in the form of dictionary # @param SelfReplacement To decide whether replace un-defined macro to '' # # @retval string The string whose macros are replaced # def ReplaceMacro(String, MacroDefinitions=None, SelfReplacement=False, RaiseError=False): LastString = String if MacroDefinitions is None: MacroDefinitions = {} while String and MacroDefinitions: MacroUsed = GlobalData.gMacroRefPattern.findall(String) # no macro found in String, stop replacing if len(MacroUsed) == 0: break for Macro in MacroUsed: if Macro not in MacroDefinitions: if RaiseError: raise SymbolNotFound("%s not defined" % Macro) if SelfReplacement: String = String.replace("$(%s)" % Macro, '') continue if "$(%s)" % Macro not in MacroDefinitions[Macro]: String = String.replace("$(%s)" % Macro, MacroDefinitions[Macro]) # in case there's macro not defined if String == LastString: break LastString = String return String ## NormPath # # Create a normal path # And replace DEFINE in the path # # @param Path: The input value for Path to be converted # @param Defines: A set for DEFINE statement # # @retval Path Formatted path # def NormPath(Path, Defines=None): IsRelativePath = False if Path: if Path[0] == '.': IsRelativePath = True # # Replace with Define # if Defines: Path = ReplaceMacro(Path, Defines) # # To local path format # Path = os.path.normpath(Path) if Path.startswith(GlobalData.gWorkspace) and not Path.startswith(GlobalData.gBuildDirectory) and not os.path.exists(Path): Path = Path[len (GlobalData.gWorkspace):] if Path[0] == os.path.sep: Path = Path[1:] Path = mws.join(GlobalData.gWorkspace, Path) if IsRelativePath and Path[0] != '.': Path = os.path.join('.', Path) return Path ## CleanString # # Remove comments in a string # Remove spaces # # @param Line: The string to be cleaned # @param CommentCharacter: Comment char, used to ignore comment content, default is DataType.TAB_COMMENT_SPLIT # # @retval Path Formatted path # def CleanString(Line, CommentCharacter=DataType.TAB_COMMENT_SPLIT, AllowCppStyleComment=False, BuildOption=False): # # remove whitespace # Line = Line.strip(); # # Replace Edk's comment character # if AllowCppStyleComment: Line = Line.replace(DataType.TAB_COMMENT_EDK_SPLIT, CommentCharacter) # # remove comments, but we should escape comment character in string # InDoubleQuoteString = False InSingleQuoteString = False CommentInString = False for Index in range(0, len(Line)): if Line[Index] == '"' and not InSingleQuoteString: InDoubleQuoteString = not InDoubleQuoteString elif Line[Index] == "'" and not InDoubleQuoteString: InSingleQuoteString = not InSingleQuoteString elif Line[Index] == CommentCharacter and (InSingleQuoteString or InDoubleQuoteString): CommentInString = True elif Line[Index] == CommentCharacter and not (InSingleQuoteString or InDoubleQuoteString): Line = Line[0: Index] break if CommentInString and BuildOption: Line = Line.replace('"', '') ChIndex = Line.find('#') while ChIndex >= 0: if GlobalData.gIsWindows: if ChIndex == 0 or Line[ChIndex - 1] != '^': Line = Line[0:ChIndex] + '^' + Line[ChIndex:] ChIndex = Line.find('#', ChIndex + 2) else: ChIndex = Line.find('#', ChIndex + 1) else: if ChIndex == 0 or Line[ChIndex - 1] != '\\': Line = Line[0:ChIndex] + '\\' + Line[ChIndex:] ChIndex = Line.find('#', ChIndex + 2) else: ChIndex = Line.find('#', ChIndex + 1) # # remove whitespace again # Line = Line.strip(); return Line ## CleanString2 # # Split statement with comments in a string # Remove spaces # # @param Line: The string to be cleaned # @param CommentCharacter: Comment char, used to ignore comment content, default is DataType.TAB_COMMENT_SPLIT # # @retval Path Formatted path # def CleanString2(Line, CommentCharacter=DataType.TAB_COMMENT_SPLIT, AllowCppStyleComment=False): # # remove whitespace # Line = Line.strip(); # # Replace Edk's comment character # if AllowCppStyleComment: Line = Line.replace(DataType.TAB_COMMENT_EDK_SPLIT, CommentCharacter) # # separate comments and statements, but we should escape comment character in string # InDoubleQuoteString = False InSingleQuoteString = False CommentInString = False Comment = '' for Index in range(0, len(Line)): if Line[Index] == '"' and not InSingleQuoteString: InDoubleQuoteString = not InDoubleQuoteString elif Line[Index] == "'" and not InDoubleQuoteString: InSingleQuoteString = not InSingleQuoteString elif Line[Index] == CommentCharacter and (InDoubleQuoteString or InSingleQuoteString): CommentInString = True elif Line[Index] == CommentCharacter and not (InDoubleQuoteString or InSingleQuoteString): Comment = Line[Index:].strip() Line = Line[0:Index].strip() break return Line, Comment ## GetMultipleValuesOfKeyFromLines # # Parse multiple strings to clean comment and spaces # The result is saved to KeyValues # # @param Lines: The content to be parsed # @param Key: Reserved # @param KeyValues: To store data after parsing # @param CommentCharacter: Comment char, used to ignore comment content # # @retval True Successfully executed # def GetMultipleValuesOfKeyFromLines(Lines, Key, KeyValues, CommentCharacter): Lines = Lines.split(DataType.TAB_SECTION_END, 1)[1] LineList = Lines.split('\n') for Line in LineList: Line = CleanString(Line, CommentCharacter) if Line != '' and Line[0] != CommentCharacter: KeyValues.append(Line) return True ## GetDefineValue # # Parse a DEFINE statement to get defined value # DEFINE Key Value # # @param String: The content to be parsed # @param Key: The key of DEFINE statement # @param CommentCharacter: Comment char, used to ignore comment content # # @retval string The defined value # def GetDefineValue(String, Key, CommentCharacter): String = CleanString(String) return String[String.find(Key + ' ') + len(Key + ' ') : ] ## GetHexVerValue # # Get a Hex Version Value # # @param VerString: The version string to be parsed # # # @retval: If VerString is incorrectly formatted, return "None" which will break the build. # If VerString is correctly formatted, return a Hex value of the Version Number (0xmmmmnnnn) # where mmmm is the major number and nnnn is the adjusted minor number. # def GetHexVerValue(VerString): VerString = CleanString(VerString) if gHumanReadableVerPatt.match(VerString): ValueList = VerString.split('.') Major = ValueList[0] Minor = ValueList[1] if len(Minor) == 1: Minor += '0' DeciValue = (int(Major) << 16) + int(Minor); return "0x%08x" % DeciValue elif gHexVerPatt.match(VerString): return VerString else: return None ## GetSingleValueOfKeyFromLines # # Parse multiple strings as below to get value of each definition line # Key1 = Value1 # Key2 = Value2 # The result is saved to Dictionary # # @param Lines: The content to be parsed # @param Dictionary: To store data after parsing # @param CommentCharacter: Comment char, be used to ignore comment content # @param KeySplitCharacter: Key split char, between key name and key value. Key1 = Value1, '=' is the key split char # @param ValueSplitFlag: Value split flag, be used to decide if has multiple values # @param ValueSplitCharacter: Value split char, be used to split multiple values. Key1 = Value1|Value2, '|' is the value split char # # @retval True Successfully executed # def GetSingleValueOfKeyFromLines(Lines, Dictionary, CommentCharacter, KeySplitCharacter, ValueSplitFlag, ValueSplitCharacter): Lines = Lines.split('\n') Keys = [] Value = '' DefineValues = [''] SpecValues = [''] for Line in Lines: # # Handle DEFINE and SPEC # if Line.find(DataType.TAB_INF_DEFINES_DEFINE + ' ') > -1: if '' in DefineValues: DefineValues.remove('') DefineValues.append(GetDefineValue(Line, DataType.TAB_INF_DEFINES_DEFINE, CommentCharacter)) continue if Line.find(DataType.TAB_INF_DEFINES_SPEC + ' ') > -1: if '' in SpecValues: SpecValues.remove('') SpecValues.append(GetDefineValue(Line, DataType.TAB_INF_DEFINES_SPEC, CommentCharacter)) continue # # Handle Others # LineList = Line.split(KeySplitCharacter, 1) if len(LineList) >= 2: Key = LineList[0].split() if len(Key) == 1 and Key[0][0] != CommentCharacter: # # Remove comments and white spaces # LineList[1] = CleanString(LineList[1], CommentCharacter) if ValueSplitFlag: Value = list(map(string.strip, LineList[1].split(ValueSplitCharacter))) else: Value = CleanString(LineList[1], CommentCharacter).splitlines() if Key[0] in Dictionary: if Key[0] not in Keys: Dictionary[Key[0]] = Value Keys.append(Key[0]) else: Dictionary[Key[0]].extend(Value) else: Dictionary[DataType.TAB_INF_DEFINES_MACRO][Key[0]] = Value[0] if DefineValues == []: DefineValues = [''] if SpecValues == []: SpecValues = [''] Dictionary[DataType.TAB_INF_DEFINES_DEFINE] = DefineValues Dictionary[DataType.TAB_INF_DEFINES_SPEC] = SpecValues return True ## The content to be parsed # # Do pre-check for a file before it is parsed # Check $() # Check [] # # @param FileName: Used for error report # @param FileContent: File content to be parsed # @param SupSectionTag: Used for error report # def PreCheck(FileName, FileContent, SupSectionTag): LineNo = 0 IsFailed = False NewFileContent = '' for Line in FileContent.splitlines(): LineNo = LineNo + 1 # # Clean current line # Line = CleanString(Line) # # Remove commented line # if Line.find(DataType.TAB_COMMA_SPLIT) == 0: Line = '' # # Check $() # if Line.find('$') > -1: if Line.find('$(') < 0 or Line.find(')') < 0: EdkLogger.error("Parser", FORMAT_INVALID, Line=LineNo, File=FileName, RaiseError=EdkLogger.IsRaiseError) # # Check [] # if Line.find('[') > -1 or Line.find(']') > -1: # # Only get one '[' or one ']' # if not (Line.find('[') > -1 and Line.find(']') > -1): EdkLogger.error("Parser", FORMAT_INVALID, Line=LineNo, File=FileName, RaiseError=EdkLogger.IsRaiseError) # # Regenerate FileContent # NewFileContent = NewFileContent + Line + '\r\n' if IsFailed: EdkLogger.error("Parser", FORMAT_INVALID, Line=LineNo, File=FileName, RaiseError=EdkLogger.IsRaiseError) return NewFileContent ## CheckFileType # # Check if the Filename is including ExtName # Return True if it exists # Raise a error message if it not exists # # @param CheckFilename: Name of the file to be checked # @param ExtName: Ext name of the file to be checked # @param ContainerFilename: The container file which describes the file to be checked, used for error report # @param SectionName: Used for error report # @param Line: The line in container file which defines the file to be checked # # @retval True The file type is correct # def CheckFileType(CheckFilename, ExtName, ContainerFilename, SectionName, Line, LineNo= -1): if CheckFilename != '' and CheckFilename is not None: (Root, Ext) = os.path.splitext(CheckFilename) if Ext.upper() != ExtName.upper(): ContainerFile = open(ContainerFilename, 'r').read() if LineNo == -1: LineNo = GetLineNo(ContainerFile, Line) ErrorMsg = "Invalid %s. '%s' is found, but '%s' file is needed" % (SectionName, CheckFilename, ExtName) EdkLogger.error("Parser", PARSER_ERROR, ErrorMsg, Line=LineNo, File=ContainerFilename, RaiseError=EdkLogger.IsRaiseError) return True ## CheckFileExist # # Check if the file exists # Return True if it exists # Raise a error message if it not exists # # @param CheckFilename: Name of the file to be checked # @param WorkspaceDir: Current workspace dir # @param ContainerFilename: The container file which describes the file to be checked, used for error report # @param SectionName: Used for error report # @param Line: The line in container file which defines the file to be checked # # @retval The file full path if the file exists # def CheckFileExist(WorkspaceDir, CheckFilename, ContainerFilename, SectionName, Line, LineNo= -1): CheckFile = '' if CheckFilename != '' and CheckFilename is not None: CheckFile = WorkspaceFile(WorkspaceDir, CheckFilename) if not os.path.isfile(CheckFile): ContainerFile = open(ContainerFilename, 'r').read() if LineNo == -1: LineNo = GetLineNo(ContainerFile, Line) ErrorMsg = "Can't find file '%s' defined in section '%s'" % (CheckFile, SectionName) EdkLogger.error("Parser", PARSER_ERROR, ErrorMsg, File=ContainerFilename, Line=LineNo, RaiseError=EdkLogger.IsRaiseError) return CheckFile ## GetLineNo # # Find the index of a line in a file # # @param FileContent: Search scope # @param Line: Search key # # @retval int Index of the line # @retval -1 The line is not found # def GetLineNo(FileContent, Line, IsIgnoreComment=True): LineList = FileContent.splitlines() for Index in range(len(LineList)): if LineList[Index].find(Line) > -1: # # Ignore statement in comment # if IsIgnoreComment: if LineList[Index].strip()[0] == DataType.TAB_COMMENT_SPLIT: continue return Index + 1 return -1 ## RaiseParserError # # Raise a parser error # # @param Line: String which has error # @param Section: Used for error report # @param File: File which has the string # @param Format: Correct format # def RaiseParserError(Line, Section, File, Format='', LineNo= -1): if LineNo == -1: LineNo = GetLineNo(open(os.path.normpath(File), 'r').read(), Line) ErrorMsg = "Invalid statement '%s' is found in section '%s'" % (Line, Section) if Format != '': Format = "Correct format is " + Format EdkLogger.error("Parser", PARSER_ERROR, ErrorMsg, File=File, Line=LineNo, ExtraData=Format, RaiseError=EdkLogger.IsRaiseError) ## WorkspaceFile # # Return a full path with workspace dir # # @param WorkspaceDir: Workspace dir # @param Filename: Relative file name # # @retval string A full path # def WorkspaceFile(WorkspaceDir, Filename): return mws.join(NormPath(WorkspaceDir), NormPath(Filename)) ## Split string # # Remove '"' which startswith and endswith string # # @param String: The string need to be split # # @retval String: The string after removed '""' # def SplitString(String): if String.startswith('\"'): String = String[1:] if String.endswith('\"'): String = String[:-1] return String ## Convert To Sql String # # 1. Replace "'" with "''" in each item of StringList # # @param StringList: A list for strings to be converted # def ConvertToSqlString(StringList): return list(map(lambda s: s.replace("'", "''"), StringList)) ## Convert To Sql String # # 1. Replace "'" with "''" in the String # # @param String: A String to be converted # def ConvertToSqlString2(String): return String.replace("'", "''") # # Remove comment block # def RemoveBlockComment(Lines): IsFindBlockComment = False IsFindBlockCode = False ReservedLine = '' NewLines = [] for Line in Lines: Line = Line.strip() # # Remove comment block # if Line.find(DataType.TAB_COMMENT_EDK_START) > -1: ReservedLine = GetSplitList(Line, DataType.TAB_COMMENT_EDK_START, 1)[0] IsFindBlockComment = True if Line.find(DataType.TAB_COMMENT_EDK_END) > -1: Line = ReservedLine + GetSplitList(Line, DataType.TAB_COMMENT_EDK_END, 1)[1] ReservedLine = '' IsFindBlockComment = False if IsFindBlockComment: NewLines.append('') continue NewLines.append(Line) return NewLines # # Get String of a List # def GetStringOfList(List, Split=' '): if not isinstance(List, type([])): return List Str = '' for Item in List: Str = Str + Item + Split return Str.strip() # # Get HelpTextList from HelpTextClassList # def GetHelpTextList(HelpTextClassList): List = [] if HelpTextClassList: for HelpText in HelpTextClassList: if HelpText.String.endswith('\n'): HelpText.String = HelpText.String[0: len(HelpText.String) - len('\n')] List.extend(HelpText.String.split('\n')) return List def StringToArray(String): if String.startswith('L"'): if String == "L\"\"": return "{0x00,0x00}" else: return "{%s,0x00,0x00}" % ",".join("0x%02x,0x00" % ord(C) for C in String[2:-1]) elif String.startswith('"'): if String == "\"\"": return "{0x00,0x00}" else: StringLen = len(String[1:-1]) if StringLen % 2: return "{%s,0x00}" % ",".join("0x%02x" % ord(C) for C in String[1:-1]) else: return "{%s,0x00,0x00}" % ",".join("0x%02x" % ord(C) for C in String[1:-1]) elif String.startswith('{'): return "{%s}" % ",".join(C.strip() for C in String[1:-1].split(',')) else: if len(String.split()) % 2: return '{%s,0}' % ','.join(String.split()) else: return '{%s,0,0}' % ','.join(String.split()) def StringArrayLength(String): if String.startswith('L"'): return (len(String) - 3 + 1) * 2 elif String.startswith('"'): return (len(String) - 2 + 1) else: return len(String.split()) + 1 def RemoveDupOption(OptionString, Which="/I", Against=None): OptionList = OptionString.split() ValueList = [] if Against: ValueList += Against for Index in range(len(OptionList)): Opt = OptionList[Index] if not Opt.startswith(Which): continue if len(Opt) > len(Which): Val = Opt[len(Which):] else: Val = "" if Val in ValueList: OptionList[Index] = "" else: ValueList.append(Val) return " ".join(OptionList) ## # # This acts like the main() function for the script, unless it is 'import'ed into another # script. # if __name__ == '__main__': pass