Best Python code snippet using pyshould_python
parser.py
Source:parser.py
...32 if first_char not in symbols:33 return self.ERROR, "expected any of '" + symbols + "', got " + first_char, input_str34 return self.OK, first_char, input_str[1:]35 return inner36def test_any_of():37 symbols = ""38 p = Parser(any_of(symbols))39 tag, p_res, leftover = p("")40 assert tag == Parser.ERROR41 assert p_res == Parser.eof42 assert leftover == ""43 44 symbols = "abc"45 p = Parser(any_of(symbols))46 tag, p_res, leftover = p("ai")47 assert tag == Parser.OK48 assert p_res == "a"49 assert leftover == "i"50 tag, p_res, leftover = p("ia")51 assert tag == Parser.ERROR52 assert leftover == "ia"53 54def chain(*parsers):55 """56 : param parsers: list of Parser instances to be combined57 : return: superposition of parsers58 """59 def shallow_parse(self, input_str):60 return self.OK, "", input_str61 62 def inner(self, input_str):63 tag, res, leftover = shallow_parse(self, input_str)64 res_list = []65 for parser in parsers:66 tag, res, leftover = parser(leftover)67 res_list.append(res)68 if tag != Parser.OK:69 return tag, res_list, leftover70 return self.OK, res_list, leftover71 return inner72def test_chain():73 input_str = "()."74 p = Parser(chain())75 tag, res, leftover = p(input_str)76 assert tag == Parser.OK77 assert len(res) == 078 assert leftover == input_str79 80 p1, p2 = Parser(any_of("(")), Parser(any_of(")"))81 p = Parser(chain(p1, p2))82 tag, res, leftover = p(input_str)83 assert tag == Parser.OK84 assert len(res) == 285 assert res[0] == input_str[0]86 assert res[1] == input_str[1]87 assert leftover == input_str[2:]88def choice(*parsers):89 """90 : param parsers: list of Parser instances, each is applied to input string independently91 : return: result of first parser in 'parsers' that returns OK as a tag, else informs user about failure of all92 """93 choice.err_no_match = "none matched"94 95 def inner(self, input_str):96 for parser in parsers:97 tag, res, leftover = parser(input_str)98 if tag == Parser.OK:99 return tag, res, leftover100 return self.ERROR, choice.err_no_match, input_str101 return inner102 103def test_choice():104 p = Parser(choice(Parser(any_of(".")), Parser(any_of("!"))))105 for symbol in ".!?":106 tag, res, leftover = p(symbol)107 if symbol in ".!":108 assert tag == Parser.OK109 assert res == symbol110 assert leftover == ""111 else:112 assert tag == Parser.ERROR113 assert res == choice.err_no_match114 assert leftover == symbol115def many(parser, empty=True):116 """117 : param parser: a Parser instance which is to be applied to input string repeatedly until it returns ERROR118 : return: result - list of 'parser' results119 """120 def inner(self, input_str):121 res_list = []122 tag, res, leftover = parser(input_str)123 while tag == Parser.OK:124 res_list.append(res)125 tag, res, leftover = parser(leftover)126 if empty:127 return Parser.OK, res_list, leftover128 return Parser.ERROR, res, input_str # if 'empty'==false, returns error message returned by 'parser'129 return inner130def test_many():131 p = Parser(many(Parser(any_of("bcehiktrqu "))))132 input_str = "the quick red fox jumps over the lazy brown dog"133 tag, res, leftover = p(input_str)134 assert tag == Parser.OK135 assert len(res) == 12136 assert leftover == input_str[12:] 137if __name__ == "__main__":138 test_any_of()139 test_chain()140 test_choice()141 test_many()...
test_helper_func.py
Source:test_helper_func.py
...4 assert(line_to_string(l) == "XXX")5def even(x):6 '''Liefert True, falls x eine gerade Zahl ist.'''7 return x % 2 == 08def test_any_of():9 a1 = [1,3,5,7,9]10 a2 = [1,2,3,4,5]11 assert(any_of(a1,even) == False)12 assert(any_of(a2,even) == True)13def test_board_to_string():14 b = [["1","2","3"],["4","5","6"],["7","8","9"]]15 assert(board_to_string(b) == "1 | 2 | 3\n--+---+--\n4 | 5 | 6\n--+---+--\n7 | 8 | 9")16def test_helper_functions():17 test_line_to_string()18 test_any_of()19 test_board_to_string()20 21if __name__ == "__main__":22 test_helper_functions()...
test_pipelines.py
Source:test_pipelines.py
...4 v = module.AllOf(module.Int(min=0), module.Int(max=10))5 assert benchmark(v, 1) == 16# =============================================================================7@pytest.mark.benchmark(group="OneOf")8def test_any_of(module, benchmark):9 v = module.OneOf(module.Int(min=0), module.Int(min=10))...
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