def test4():
g = Grammar("start: '\(' name_list (COMMA MUL NAME)? '\)'; @name_list: NAME | name_list COMMA NAME ; MUL: '\*'; COMMA: ','; NAME: '\w+'; ")
l = g.parse('(a,b,c,*x)')
g = Grammar("start: '\(' name_list (COMMA MUL NAME)? '\)'; @name_list: NAME | name_list COMMA NAME ; MUL: '\*'; COMMA: ','; NAME: '\w+'; ")
l2 = g.parse('(a,b,c,*x)')
assert l == l2, '%s != %s' % (l,l2)
def test3():
# Multiple parsers and colliding tokens
g = Grammar("start: B A ; B: '12'; A: '1'; ", auto_filter_tokens=False)
g2 = Grammar("start: B A; B: '12'; A: '2'; ", auto_filter_tokens=False)
x = g.parse('121')
assert x.head == 'start' and x.tail == ['12', '1'], x
x = g2.parse('122')
assert x.head == 'start' and x.tail == ['12', '2'], x
def test_python_parse2(n):
g = Grammar(file(python_g_file))
if n == 0:
s = """
a = \\
\\
1\\
+2\\
-3
print a
"""
elif n == 1:
s = "a=b;c=d;x=e\n"
elif n == 2:
s = r"""
@spam3 (\
this,\
blahblabh\
)
def eggs9():
pass
"""
else:
assert False
logging.debug( g.parse(s) )
def test_python_with_filters():
g = Grammar(file('python3.g'))
#pprint(g.parse('f(1,2,3)\n'))
#pprint(g.parse('if a:\n\tb\n'))
#pprint(g.parse(FIB))
#pprint(g.parse('a or not b and c\n'))
pprint(g.parse(file('../plyplus.py').read()))
def test2():
g = Grammar("start: A+ B A@+ 'b' A*; B: 'b'; A: 'a';")
#print g.parse('aaabaab')
for x in g.parse('aaabaab'):
if isinstance(x, TokValue):
tok = x
print 'tok #%d: %s = %s {%d:%d}' % (tok.index, tok.type, tok, tok.line, tok.column)
else:
print type(x), x
def test_config_parser():
g = Grammar(file('../grammars/config.g'), auto_filter_tokens=True)
res = g.parse("""
[ bla Blah bla ]
thisAndThat = hel!l%o/
one1111:~$!@ and all that stuff
[Section2]
whatever: whatever
""")
print res
def test_python_lib_with_filters(path = PYTHON_LIB):
import glob, os
g = Grammar(file('python3.g'))
files = glob.glob(path+'\\*.py')
start = time.time()
for f in files:
f2 = os.path.join(path,f)
print f2
l = g.parse(file(f2).read())
end = time.time()
logging.info("Test3 (%d files), time: %s secs"%(len(files), end-start))
def test_python_parse():
g = Grammar(file(python_g_file))
if 1:
start = time.time()
l = g.parse(file('python_sample1.py').read())
l = g.parse(file('python_sample2.py').read())
l = g.parse(file('../../examples/calc.py').read())
l = g.parse(file('../grammar_lexer.py').read())
l = g.parse(file('../grammar_parser.py').read())
l = g.parse(file('../strees.py').read())
l = g.parse(file('../grammars/python_indent_postlex.py').read())
##l = g.parse(file('parsetab.py').read())
l = g.parse(file('../plyplus.py').read())
l = g.parse("c,d=x,y=a+b\nc,d=a,b\n")
end = time.time()
logging.info("Time: %s secs " % (end-start))
if PYTHON25_LIB:
l = g.parse(file(PYTHON25_LIB + 'os.py').read())
l = g.parse(file(PYTHON25_LIB + 'pydoc.py').read())
def test_python_lib():
import glob, os
g = Grammar(file(python_g_file))
path = PYTHON_LIB
files = glob.glob(path+'/*.py')
start = time.time()
for f in files:
f2 = os.path.join(path,f)
logging.info( f2 )
l = g.parse(file(f2).read())
end = time.time()
logging.info( "Test3 (%d files), time: %s secs"%(len(files), end-start) )
def test():
#p = grammar_parser.parse(file('sample_grammar.txt').read())
#pt = ParseTree(p)
#t = FlattenGrammar_Visitor().visit(p)
#t = SimplifyGrammar_Visitor('simp_').visit(p)
#pt.visit(FlattenGrammar_Visitor())
g = Grammar(file('sample_grammar.txt').read())
for x in g.parse(file('sample_input.txt').read())[1][1]:
if isinstance(x, TokValue):
tok = x
#print 'tok #%d: %s = %s {%d:%d}' % (tok.index, tok.type, tok, tok.line, tok.column)
else:
#print type(x), x
pass
#g = Grammar("start: 'a' 'a' B* ('c'? de)+; B: 'b'; C: 'c'; @de: DE; DE: 'de'; ")
#print g.parse('aabbbde')
#print g.parse('aacdede')
#g = Grammar("start: A | a -> A; a: B (A|B) -> B; A: 'a'; B: 'b';")
#print g.parse('aaabaab')
pass
def test_python4ply_sample():
g = Grammar(file(python_g_file))
l = g.parse(file(r'python4ply-sample.py').read())
#Make substitutions
docpreamble = docpreamble.replace('%_document_class_%', document_class)
docpreamble = docpreamble.replace('%_document_class_options_%', document_class_options)
docpreamble = docpreamble.replace('%_tikz_package_options_%', tikz_package_options)
docpreamble = docpreamble.replace('%_tikz_libraries_%', ','.join(tikz_libraries))
docpreamble = docpreamble.replace('%_additional_preamble_%', additional_preamble)
tikzheader = tikzheader.replace('%_tikzpicture_env_options_%', tikzpicture_env_options)
if arg.lex:
for t in grammar.lex(source):
print "line {0.lineno:<3}col {0.lexpos:<4}{0.type}:\t{0.value}".format(t)
sys.exit(0)
#Parse src file according to grammar
ast = grammar.parse(source)
ast.calc_parents()
if arg.ast:
print ast
import pydot
ast.to_png_with_pydot("ast.png")
if transformer:
ast = transformer.transform(ast)
print "\npost transform:"
print ast
ast.to_png_with_pydot("ast_posttransform.png")
sys.exit(0)
if arg.latex:
print docpreamble
import sys, os
import logging
sys.path.insert(0, os.path.abspath(".."))
sys.path.insert(0, os.path.abspath("../grammars"))
from plyplus import Grammar, TokValue, STree
from selector import selector
from pprint import pprint
logging.basicConfig(level=logging.INFO)
tree_grammar = Grammar("start: branch; branch: name ('{' branch@* '}')?; name: '[a-z]';")
tree1 = tree_grammar.parse("a{b{cde}}")
tree2 = tree_grammar.parse("a{abc{bbab}c}")
def test_elem_head():
assert len(selector("name").match(tree1)) == 5
assert len(selector("branch").match(tree1)) == 5
assert len(selector("name").match(tree2)) == 9
assert len(selector("branch").match(tree2)) == 9
def test_elem_regexp():
assert len(selector("/[a-c]$/").match(tree1)) == 3
assert len(selector("/[b-z]$/").match(tree2)) == len("bcbbbc")
def test_elem_any():
assert len(selector("*").match(tree1)) == 16
"""Demonstrates the use of the permutation operator."""
from plyplus import Grammar
# Basic Permutations
perm1 = Grammar("""
start : a ^ b? ^ c ;
a : 'a' ;
b : 'b' ;
c : 'c' ;
WS: '[ \t]+' (%ignore);
""")
print perm1.parse(' c b a').pretty()
print perm1.parse('c a ').pretty()
# Permutations with a separator
perm2 = Grammar("""
start : a ^ (b|d)? ^ c ^^ ( COMMA | SEMI ) ;
a : 'a' ;
b : 'b' ;
c : 'c' ;
d : 'd' ;
COMMA : ',' ;
SEMI : ';' ;
WS: '[ \t]+' (%ignore);
""")
def test_auto_filtered_python():
g = Grammar(file('python3.g'), auto_filter_tokens=True, expand_all_repeaters=True)
r = g.parse(file('../plyplus.py').read())
#pprint()
from sexp import find
print [x.tail[0] for x in find(r, 'decorator')]
need_else = True
for i in elseifs:
if i[0]:
self.eval_code(i[1], Scope(scope, False, {}))
need_else = False
break
if need_else:
if elsey is not None:
self.eval_code(elsey, Scope(scope, False, {}))
elif parse.head == 'elseif_stmt' or parse.head == 'else_stmt':
raise EvalError, 'Else or ElseIf without if'
elif parse.head == 'while_stmt':
self.eval_while(parse, scope)
index_counter += 1
elif parse.head == 'when_stmt':
if func:
raise EvalError, "when inside function not allowed"
self.eval_when_stmt(parse, scope)
index_counter += 1
else:
raise EvalError, "notimplemented"
return scope, None
if __name__ == "__main__":
b = open('test.txt').read()
c = grammar.parse(b)
E = Evaluator(stdout_logger, debug_handler)
print E.eval_code(c, None, False)
COMPLEX = """
using Complex
z = a + b i
"""
HELLO_PEPPER = """
main() =
pr("Hello world!")
"""
HELLO_PYTHON = """
def main():
pr("Hello world!")
"""
# g = Grammar(file("python.g"))
# print g.parse(FIB_PYTHON)
g = Grammar(file("pepper2.g"), debug=True)
# try:
# pdb.set_trace()
ast = g.parse(HELLO_PEPPER)
print ast
compile.compile_ast(ast, "hello")
# print g.parse(HELLO)
#except:
# pass
def test_into():
g = Grammar("start: '\(' name_list (COMMA MUL NAME => 2 3)? '\)' => ^1 ^-1; @name_list: NAME | name_list COMMA NAME => 1 3; MUL: '\*'; COMMA: ','; NAME: '\w+'; ")
assert g.parse('(a,b,c,*x)') == ['start', 'a', 'b', 'c', '*', 'x']
assert g.parse('(a,b,c,x)') == ['start', 'a', 'b', 'c', 'x']
import sys, os
import logging
sys.path.insert(0, os.path.abspath('..'))
sys.path.insert(0, os.path.abspath('../grammars'))
from plyplus import Grammar, TokValue, STree
from selector import selector
from pprint import pprint
logging.basicConfig(level=logging.INFO)
tree_grammar = Grammar("start: branch; branch: name ('{' branch* '}')?; name: '[a-z]';")
tree1 = tree_grammar.parse('a{b{cde}}')
tree2 = tree_grammar.parse('a{abc{bbab}c}')
def test_elem_head():
assert len( selector('name').match(tree1) ) == 5
assert len( selector('branch').match(tree1) ) == 5
assert len( selector('name').match(tree2) ) == 9
assert len( selector('branch').match(tree2) ) == 9
def test_elem_regexp():
assert len( selector('/[a-c]$/').match(tree1) ) == 3
assert len( selector('/[b-z]$/').match(tree2) ) == len('bcbbbc')
def test_elem_any():
assert len( selector('*').match(tree1) ) == 16
assert len( selector('*').match(tree2) ) == 28
def test_elem():
test_elem_head()
#tokens = tokens +' '+token[2].lower()
return tokens
path = 'Programas_MiniJava/programa1.java'
with open(path) as f:
texto_arq = f.readlines()
#print(texto)
texto = ''
for i in texto_arq:
texto = texto + i
texto = retornaTokensArquivo(path)
cont = 1
text = ''
for i in texto:
text = text + i
if i == ' ':
#print(text, cont)
cont += 1
text = ''
#print(texto)
#texto = retornaTokensArquivo(path)
parser = Grammar(open("MiniJava.g"))
resp = parser.parse(texto)
print(resp)
class Main_Strategy(bt.Strategy):
params = ( ('strategy_expression_buy', None ), ('strategy_expression_sell', None ), ('strategies_parameters', None), )
class Calc(STransformer):
def __init__(self, indicators, strategies_parameters):
self.indicators = indicators
self.strategies_parameters = strategies_parameters
self.strategies_functions = {
"CCI_buy_Strategy": self.CCI_buy_Strategy,
"CCI_sell_Strategy": self.CCI_sell_Strategy,
"Crossover_SMA_Strategy": self.Crossover_SMA_Strategy
}
def CCI_buy_Strategy(self, parameter, indicator):
if self.indicators[indicator] < parameter["value"]:
return 1
else:
return 0
def CCI_sell_Strategy(self, parameter, indicator):
if self.indicators[indicator] > parameter["value"]:
return 1
else:
return 0
def Crossover_SMA_Strategy(self, parameter, indicator):
if self.indicators[indicator] > 0:
return 1
else:
return 0
def _bin_operator(self, atom):
arg1, operator_symbol, arg2 = atom.tail
operator_func = { '&': op.and_, '|': op.or_ }[operator_symbol.tail[0]]
return operator_func(arg1, arg2)
def _bin_strategy(self, atom):
s_p = self.strategies_parameters[atom.tail[0]]
return self.strategies_functions[s_p["name"]](s_p["parameter"], int(atom.tail[0].replace("s","")))
strategy = _bin_strategy
atomic = _bin_operator
def __init__(self):
self.dataclose = self.datas[0].close
self.indicators = []
self.strategy_expression_buy = self.params.strategy_expression_buy
self.strategy_expression_sell = self.params.strategy_expression_sell
self.strategies_parameters = self.params.strategies_parameters
for s, p in self.strategies_parameters.items():
if p["name"] == "CCI_buy_Strategy":
self.indicators.append(bt.indicators.CommodityChannelIndex())
elif p["name"] == "CCI_sell_Strategy":
self.indicators.append(bt.indicators.CommodityChannelIndex())
elif p["name"] == "Crossover_SMA_Strategy":
sma_fast, sma_slow = bt.ind.SMA(period=p["parameter"]["fast"]), bt.ind.SMA(period=p["parameter"]["slow"])
self.indicators.append(bt.indicators.CrossOver(sma_fast, sma_slow))
self.strategy_parser = Grammar("""
start: exp ;
@exp : strategy | atomic ;
atomic: '\(' exp op exp '\)' | exp op exp ;
strategy: 's\d+' ;
op: '\&|\|' ;
SPACES: '[ ]+' (%ignore) ;
""")
self.strategy_expression_buy = self.strategy_parser.parse(self.strategy_expression_buy)
self.calc_buy = self.Calc(self.indicators, self.strategies_parameters)
self.strategy_expression_sell = self.strategy_parser.parse(self.strategy_expression_sell)
self.calc_sell = self.Calc(self.indicators, self.strategies_parameters)
def next(self):
buysig = self.calc_buy.transform(self.strategy_expression_buy).tail[0]
sellsig = self.calc_sell.transform(self.strategy_expression_sell).tail[0]
if not self.position:
if buysig:
self.buy()
else:
if sellsig:
self.close()
if len(self.dataclose) == (self.dataclose.buflen())-1:
self.close()
box_command : 'define' name 'box' number number color;
kill_command: 'kill' pattern ;
sleep_command: 'sleep' number;
spring_command: 'spring' pattern (number number number number)? (option)*;
pattern: name (name)* | regexp ;
option: '-' name;
geometry : number number | name (offset)?;
offset : '\+' number '-' number ;
color: simple_color ('\*' number)?;
simple_color: name | '\#[\da-f]{6,8}' | number ',' number ',' number (',' number)? | name '\*' number;
name : '[A-Za-z][0-9A-Za-z]*' ;
number : '[\d\.]+' ;
regexp: 'r\'.+?\'' ;
eol : '\n' ;
SPACES : ' +' (%ignore) ;
""")
r=list_parser.parse("""define b1 box 100 100 cyan
""")
print(r)
rpp_type = lambda self, node: node
box_type = lambda self, node: node
rcc_type = lambda self, node: node
type = lambda self, node: node
bodies = lambda self, node: node
operator = lambda self, node: node
expr = lambda self, node: node
zone_operation = lambda self, node: node
zones = lambda self, node: node
material = lambda self, node: node
media = lambda self, node: node
file = lambda self, node: node
VALUE = lambda self, node: node
SPH_T = lambda self, node: node
RPP_T = lambda self, node: node
BOX_T = lambda self, node: node
RCC_T = lambda self, node: node
SEPARATOR = lambda self, node: node
MINUS = lambda self, node: node
PLUS = lambda self, node: node
DESCRIPTION = lambda self, node: node
ZONE_NAME = lambda self, node: node
file = open("geo.dat")
content = file.read()
preprocessed_dat = convert_geo(content)
tree = json_grammar.parse(preprocessed_dat)
tree.to_png_with_pydot(r'tree.png')
print(Geo_parserTransformer().transform(tree))