def convertLen(token, line, t, v, i, understood, variables):
type = getType(token, i + 1, understood, variables)
i += 1
t, v, _, _, _ = token[i]
temp, i, understood, variables = convertGrouping(token, "", t, v, i, understood, variables)
if type == "LIST":
line += "scalar " + temp
else:
line += "length " + temp
return line, i, understood, variables
def convertSorted(token, line, t,v,i,understood, variables):
type = getType(token, i+1, understood, variables)
i+= 1
t,v,_,_,_ = token[i]
temp, i, understood, variables = convertGrouping(token,'',t,v,i,understood,variables)
if type[0] == 'LIST':
line += 'sort ' + temp
else:
line += 'sort ' + temp
understood = False
return line, i, understood, variables
def convertVariableName(token,line,t,v,i,understood,variables):
if token[i+1][0] == tokenize.OP and token[i+1][1] == '=':
type,understood = getType(token , i+2, understood,variables)
if not (v in variables) or type != variables[v]:
variables[v] = type
line += 'my '
elif token[i-1][0] == tokenize.NAME and token[i-1][1] == 'for' and token[i+2][1] == 'range':
if not (v in variables) or "NONSTRINGSCALAR" != variables[v]:
variables[v] = "NONSTRINGSCALAR"
if v in variables and variables[v] == 'STRING':
if len(token) - i > 1 and token[i+1][0] == tokenize.OP and token[i+1][1] == '%':
line, i, understood, variables = convertSprintf(token,line,t,v,i,understood,variables)
else:
line += '$' + v + ' '
elif v in variables and variables[v] == 'NONSTRINGSCALAR':
line += '$' + v + ' '
elif v in variables and variables[v] == 'LIST':
if token[i+1][0] == tokenize.OP and token[i+1][1] == '[':
line += '@' + v
elif token[i+1][0] == tokenize.OP and token[i+1][1] == '.' and\
token[i+2][0] == tokenize.NAME and token[i+2][1] == 'append'and\
token[i+3][0] == tokenize.OP and token[i+3][1] == '(':
toAppend, i, understood, variables = convertGrouping(token,line,t,v,i+3,understood,variables)
line += 'push(@'+v+','+ toAppend + ') '
elif token[i+1][0] == tokenize.OP and token[i+1][1] == '.' and\
token[i+2][0] == tokenize.NAME and token[i+2][1] == 'pop'and\
token[i+3][0] == tokenize.OP and token[i+3][1] == '(' and\
token[i+4][0] == tokenize.OP and token[i+4][1] == ')':
line += 'pop(@' + v + ') '
i += 4
else:
line += '@' + v + ' '
elif v in variables and variables[v] == 'DICT':
if token[i+1][0] == tokenize.OP and token[i+1][1] == '[':
line += '%' + v
elif token[i+1][0] == tokenize.OP and token[i+1][1] == '.' and\
token[i+2][0] == tokenize.NAME and token[i+2][1] == 'keys'and\
token[i+3][0] == tokenize.OP and token[i+3][1] == '(' and\
token[i+4][0] == tokenize.OP and token[i+4][1] == ')':
line += 'keys(' + v + ') '
i+= 4
else:
line += '%' + v + ' '
else:
line += '$' + v + ' '
return line, i, understood, variables
def convertToken(token, line,t,v,i,understood,variables, oldIdent):
"""
Converts a token in Python into an equivelent Perl string
"""
if t == tokenize.COMMENT: line,i,understood,variables = convertComment(token,line,t,v,i,understood,variables)
elif t == tokenize.NAME:
if keyword.iskeyword(v):
if v == 'print': line, i, understood, variables = convertPrint(token,line,t,v,i,understood,variables)
elif v == 'not' : line, i, understood, variables = convertNot (token,line,t,v,i,understood,variables)
elif v == 'and' : line += '&& '
elif v == 'or' : line += '|| '
elif v == 'if' : line, i, understood, variables = convertIf (token,line,t,v,i,understood,variables, oldIdent)
elif v == 'for' : line, i, understood, variables = convertFor (token,line,t,v,i,understood,variables, oldIdent)
elif v == 'while': line, i, understood, variables = convertWhile(token,line,t,v,i,understood,variables, oldIdent)
elif v == 'elif' : line, i, understood, variables = convertElif (token,line,t,v,i,understood,variables, oldIdent)
elif v == 'else' : line, i, understood, variables = convertElse (token,line,t,v,i,understood,variables, oldIdent)
elif v == 'break': line += 'last '
elif v == 'continue': line += 'next'
elif v == 'import': line += ''
else:
line += v + ' '
understood = False
elif v == 'range': line, i, understood, variables = convertRange(token, line, t,v,i,understood, variables)
elif v == 'sys' : line, i, understood, variables = convertSys (token, line, t,v,i,understood, variables, oldIdent)
elif v == 'int' : line, i, understood, variables = convertInt (token, line, t,v,i,understood, variables)
elif v == 'len' : line, i, understood, variables = convertLen (token, line, t,v,i,understood, variables)
elif v =='sorted': line, i, understood, variables = convertSorted(token, line, t,v,i,understood, variables)
else: line, i, understood, variables = convertVariableName(token,line,t,v,i,understood,variables)
elif t == tokenize.STRING: line,i,understood,variables = convertString(token,line, t, v, i,understood,variables)
elif t == tokenize.NEWLINE: line, i,understood,variables = convertLineEnd(token,line,t,v,i,understood,variables);
elif t == tokenize.NL: line, i,understood,variables = convertLineEnd(token,line,t,v,i,understood,variables);
elif t == tokenize.NUMBER:line += v + ' '
elif t == tokenize.OP and re.match(r'^[<>&^|~=*,/%-]$|^\*\*$|<<|>>|>=|<=|!=|==|\+=|-=|\*=|%=|&=',v): line += v + ' '
elif t == tokenize.OP and v == '+' and len(token) - i > 1 and\
(((token[i+1][1] in variables) and variables[token[i+1][1]] == 'STRING') or
token[i-1][0] == tokenize.STRING or
token[i+1][0] == tokenize.STRING or
getType(token, i+1, understood, variables)[0] == 'STRING'):
line += '. '
elif t == tokenize.OP and v == '+': line += '+ ';
elif t == tokenize.OP and v == '[': line, i, understood, variables = convertSquareBraketOP(token, line, t,v,i,understood, variables)
elif t == tokenize.OP and re.match('[(]',v): line, i,understood,variables = convertGrouping(token,line,t,v,i,understood,variables)
elif t == tokenize.ENDMARKER: print "",
else:
def convertInt(token, line, t,v,i,understood, variables):
if token[i+1][0] == tokenize.OP and token[i+1][1] == '(':
toConvert= ''
toConvert, i, understood,variables = convertGrouping(token,toConvert,t,v,i+1,understood,variables)
line += '(sprintf ("%d", ' +'scalar'+ toConvert + ') + 1 - 1)'
return line,i,understood,variables
