def exercise_basic():
tests = [
["a",
['a']
],
["a and b",
['a', 'b', 'and']
],
["a or b",
['a', 'b', 'or']
],
["not a or b",
['a', 'not', 'b', 'or']
],
["not a or b and c",
['a', 'not', 'b', 'c', 'and', 'or']
],
["not (a or b) and c",
['a', 'b', 'or', 'not', 'c', 'and']
],
["(not (a or b) and c)",
['a', 'b', 'or', 'not', 'c', 'and']
],
["not ((a or b) and c)",
['a', 'b', 'or', 'c', 'and', 'not']
],
]
verbose = "--verbose" in sys.argv[1:]
for input_string,expected_result in tests:
infix = tokenizer.word_iterator(input_string=input_string)
if (verbose): print input_string
postfix = [word
for word,word_iterator in simple_parser.infix_as_postfix(infix)]
if (verbose): print [word.value for word in postfix]
def parse_strings (value) :
try :
if (value != "") and (not "\"" in value) and (not "'" in value) :
value = "\"" + "\" \"".join(value.split()) + "\""
words = list(tokenizer.word_iterator(value))
string_list = strings_from_words(words)
except ValueError, e :
raise Sorry(str(e))
def parse_strings(value):
try:
if (value != "") and (not "\"" in value) and (not "'" in value):
value = "\"" + "\" \"".join(value.split()) + "\""
words = list(tokenizer.word_iterator(value))
string_list = strings_from_words(words)
except ValueError, e:
raise Sorry(str(e))
def exercise_basic(verbose):
tests = [
["", []],
[
"resname=a and chain=b",
['resname', '=', 'a', 'and', 'chain', '=', 'b']
],
["resname a and chain b", ['resname', 'a', 'and', 'chain', 'b']],
[
"resname resname and chain chain",
['resname', 'resname', 'and', 'chain', 'chain']
],
["resname \"a b\"", ['resname', 'a b']],
["resname a", ['resname', 'a']],
["resname ala and backbone", ['resname', 'ala', 'and', 'backbone']],
["resname ala or backbone", ['resname', 'ala', 'or', 'backbone']],
["name x and x > 10", ['name', 'x', 'and', 'x', '>', '10']],
[
"((expr or expr) and expr)",
['(', '(', 'expr', 'or', 'expr', ')', 'and', 'expr', ')']
],
["resname and and chain b", ['resname', 'and', 'and', 'chain', 'b']],
["resname ( and chain b", ['resname', '(', 'and', 'chain', 'b']],
["resname \"(\" and chain b", ['resname', '(', 'and', 'chain', 'b']],
[
"all_hydrophobic_within(5) and resname ALA",
['all_hydrophobic_within', '(', '5', ')', 'and', 'resname', 'ALA']
],
["something(a, b)", ['something', '(', 'a', ',', 'b', ')']],
["something(a b)", ['something', '(', 'a', 'b', ')']],
["something(\"a\"\"b\")", ['something', '(', 'a', 'b', ')']],
["resname 'a \\\\'", ['resname', 'a \\']],
["resname 'a'", ['resname', 'a']],
["resname '\"'", ['resname', '"']],
["resname '\"\\''", ['resname', '"\'']],
["resname \"'\\\"\"", ['resname', '\'"']],
["name o1'", ['name', 'o1\'']],
['name """o1\'"""', ['name', 'o1\'']],
['name """o1\n o2\'"""', ['name', "o1\n o2'"]],
['name """o1\\\n o2\'"""', ['name', "o1 o2'"]],
]
for input_string, expected_result in tests:
show = verbose or expected_result is None
if (show): print(input_string)
result = [
word.value
for word in tokenizer.word_iterator(input_string=input_string)
]
if (show): print(result)
if (expected_result is not None):
assert result == expected_result
if (show): print()
def exercise_pickle():
# TODO: verify this is intended change for py2/3 compat
from six.moves import cPickle as pickle
for p in [pickle]:
o = tokenizer.word(value="hello")
l = p.loads(p.dumps(o))
assert l.value == "hello"
o = tokenizer.settings(meta_comment="%")
l = p.loads(p.dumps(o))
assert l.meta_comment == "%"
o = tokenizer.word_iterator(input_string="all")
l = p.loads(p.dumps(o))
assert l.char_iter.input_string == "all"
def exercise_pickle():
import pickle
import cPickle
for p in [pickle, cPickle]:
o = tokenizer.word(value="hello")
l = p.loads(p.dumps(o))
assert l.value == "hello"
o = tokenizer.settings(meta_comment="%")
l = p.loads(p.dumps(o))
assert l.meta_comment == "%"
o = tokenizer.word_iterator(input_string="all")
l = p.loads(p.dumps(o))
assert l.char_iter.input_string == "all"
def exercise_basic():
tests = [
["a", ['a']],
["a and b", ['a', 'b', 'and']],
["a or b", ['a', 'b', 'or']],
["not a or b", ['a', 'not', 'b', 'or']],
["not a or b and c", ['a', 'not', 'b', 'c', 'and', 'or']],
["not (a or b) and c", ['a', 'b', 'or', 'not', 'c', 'and']],
["(not (a or b) and c)", ['a', 'b', 'or', 'not', 'c', 'and']],
["not ((a or b) and c)", ['a', 'b', 'or', 'c', 'and', 'not']],
]
verbose = "--verbose" in sys.argv[1:]
for input_string, expected_result in tests:
infix = tokenizer.word_iterator(input_string=input_string)
if (verbose): print input_string
postfix = [
word
for word, word_iterator in simple_parser.infix_as_postfix(infix)
]
if (verbose): print[word.value for word in postfix]
assert [word.value for word in postfix] == expected_result
if (verbose): print
def rewrite(input_string): word_iterator = tokenizer.word_iterator(input_string=input_string) return rewrite_parser(word_iterator=word_iterator)
def rewrite(input_string):
word_iterator = tokenizer.word_iterator(input_string=input_string)
return rewrite_parser(word_iterator=word_iterator)
def exercise_basic(verbose):
tests = [
["",
[]],
["resname=a and chain=b",
['resname', '=', 'a', 'and', 'chain', '=', 'b']],
["resname a and chain b",
['resname', 'a', 'and', 'chain', 'b']],
["resname resname and chain chain",
['resname', 'resname', 'and', 'chain', 'chain']],
["resname \"a b\"",
['resname', 'a b']],
["resname a",
['resname', 'a']],
["resname ala and backbone",
['resname', 'ala', 'and', 'backbone']],
["resname ala or backbone",
['resname', 'ala', 'or', 'backbone']],
["name x and x > 10",
['name', 'x', 'and', 'x', '>', '10']],
["((expr or expr) and expr)",
['(', '(', 'expr', 'or', 'expr', ')', 'and', 'expr', ')']],
["resname and and chain b",
['resname', 'and', 'and', 'chain', 'b']],
["resname ( and chain b",
['resname', '(', 'and', 'chain', 'b']],
["resname \"(\" and chain b",
['resname', '(', 'and', 'chain', 'b']],
["all_hydrophobic_within(5) and resname ALA",
['all_hydrophobic_within', '(', '5', ')', 'and', 'resname', 'ALA']],
["something(a, b)",
['something', '(', 'a', ',', 'b', ')']],
["something(a b)",
['something', '(', 'a', 'b', ')']],
["something(\"a\"\"b\")",
['something', '(', 'a', 'b', ')']],
["resname 'a \\\\'",
['resname', 'a \\']],
["resname 'a'",
['resname', 'a']],
["resname '\"'",
['resname', '"']],
["resname '\"\\''",
['resname', '"\'']],
["resname \"'\\\"\"",
['resname', '\'"']],
["name o1'",
['name', 'o1\'']],
['name """o1\'"""',
['name', 'o1\'']],
['name """o1\n o2\'"""',
['name', "o1\n o2'"]],
['name """o1\\\n o2\'"""',
['name', "o1 o2'"]],
]
for input_string,expected_result in tests:
show = verbose or expected_result is None
if (show): print input_string
result = [word.value
for word in tokenizer.word_iterator(input_string=input_string)]
if (show): print result
if (expected_result is not None):
assert result == expected_result
if (show): print
