PATH: //opt/alt/python311/share/doc/alt-python311-pyparsing-doc/examples
FILE_BARU
CREATE
FOLDER_BARU
MKDIR
UPLOAD_FILE
GO
[ .. KEMBALI ]
📄 0README.html
↓
X
📄 AcManForm.dfm
↓
X
📄 LAparser.py
↓
X
📄 Setup.ini
↓
X
📄 SimpleCalc.py
↓
X
📄 SingleForm.dfm
↓
X
📄 TAP.py
↓
X
📄 __init__.py
↓
X
📁 __pycache__/
X
📄 adventureEngine.py
↓
X
📄 antlr_grammar.py
↓
X
📄 antlr_grammar_tests.py
↓
X
📄 apicheck.py
↓
X
📄 bigquery_view_parser.py
↓
X
📄 booleansearchparser.py
↓
X
📄 btpyparse.py
↓
X
📄 builtin_parse_action_demo.py
↓
X
📄 cLibHeader.py
↓
X
📄 chemicalFormulas.py
↓
X
📄 commasep.py
↓
X
📄 configParse.py
↓
X
📄 cpp_enum_parser.py
↓
X
📄 cuneiform_python.py
↓
X
📄 datetimeParseActions.py
↓
X
📄 decaf_parser.py
↓
X
📄 delta_time.py
↓
X
📄 dfmparse.py
↓
X
📄 dhcpd_leases_parser.py
↓
X
📄 dictExample.py
↓
X
📄 dictExample2.py
↓
X
📄 ebnf.py
↓
X
📄 ebnftest.py
↓
X
📄 eval_arith.py
↓
X
📄 excelExpr.py
↓
X
📄 fourFn.py
↓
X
📄 gen_ctypes.py
↓
X
📄 getNTPserversNew.py
↓
X
📄 greeting.py
↓
X
📄 greetingInGreek.py
↓
X
📄 greetingInKorean.py
↓
X
📄 groupUsingListAllMatches.py
↓
X
📄 holaMundo.py
↓
X
📄 htmlStripper.py
↓
X
📄 htmlTableParser.py
↓
X
📄 httpServerLogParser.py
↓
X
📄 idlParse.py
↓
X
📄 include_preprocessor.py
↓
X
📄 indentedGrammarExample.py
↓
X
📄 indented_block_example.py
↓
X
📄 invRegex.py
↓
X
📄 javascript_grammar.g
↓
X
📄 jsonParser.py
↓
X
📄 left_recursion.py
↓
X
📄 linenoExample.py
↓
X
📄 listAllMatches.py
↓
X
📄 lua_parser.py
↓
X
📄 lucene_grammar.py
↓
X
📄 macroExpander.py
↓
X
📄 make_diagram.py
↓
X
📄 matchPreviousDemo.py
↓
X
📄 mozilla.ics
↓
X
📄 mozillaCalendarParser.py
↓
X
📄 nested.py
↓
X
📄 nested_markup.py
↓
X
📄 number_words.py
↓
X
📄 numerics.py
↓
X
📄 oc.py
↓
X
📄 one_to_ninety_nine.py
↓
X
📄 parsePythonValue.py
↓
X
📄 parseResultsSumExample.py
↓
X
📄 parseTabularData.py
↓
X
📄 partial_gene_match.py
↓
X
📄 pgn.py
↓
X
📄 position.py
↓
X
📄 protobuf_parser.py
↓
X
📄 pymicko.py
↓
X
📄 pythonGrammarParser.py
↓
X
📄 railroad_diagram_demo.py
↓
X
📄 rangeCheck.py
↓
X
📄 readJson.py
↓
X
📄 removeLineBreaks.py
↓
X
📄 romanNumerals.py
↓
X
📄 rosettacode.py
↓
X
📄 scanExamples.py
↓
X
📄 searchParserAppDemo.py
↓
X
📄 searchparser.py
↓
X
📄 select_parser.py
↓
X
📄 sexpParser.py
↓
X
📄 shapes.py
↓
X
📄 simpleArith.py
↓
X
📄 simpleBool.py
↓
X
📄 simpleSQL.py
↓
X
📄 simpleWiki.py
↓
X
📄 snmp_api.h
↓
X
📄 sparser.py
↓
X
📄 sql2dot.py
↓
X
📄 stackish.py
↓
X
📁 statemachine/
X
📄 test_bibparse.py
↓
X
📄 unicode_denormalizer.py
↓
X
📄 urlExtractor.py
↓
X
📄 urlExtractorNew.py
↓
X
📁 verilog/
X
📄 verilogParse.py
↓
X
📄 withAttribute.py
↓
X
📄 wordsToNum.py
↓
X
SAVING...
BERHASIL DIUBAH!
EDITING: chemicalFormulas.py
# # chemicalFormulas.py # # Copyright (c) 2003,2019 Paul McGuire # import pyparsing as pp atomicWeight = { "O": 15.9994, "H": 1.00794, "Na": 22.9897, "Cl": 35.4527, "C": 12.0107, } digits = "0123456789" # Version 1 element = pp.Word(pp.alphas.upper(), pp.alphas.lower(), max=2).set_name("element") # for stricter matching, use this Regex instead # element = Regex("A[cglmrstu]|B[aehikr]?|C[adeflmorsu]?|D[bsy]|" # "E[rsu]|F[emr]?|G[ade]|H[efgos]?|I[nr]?|Kr?|L[airu]|" # "M[dgnot]|N[abdeiop]?|Os?|P[abdmortu]?|R[abefghnu]|" # "S[bcegimnr]?|T[abcehilm]|U(u[bhopqst])?|V|W|Xe|Yb?|Z[nr]") elementRef = pp.Group(element + pp.Optional(pp.Word(digits), default="1")) formula = elementRef[...] def sum_atomic_weights(element_list): return sum(atomicWeight[elem] * int(qty) for elem, qty in element_list) formula.runTests( """\ H2O C6H5OH NaCl """, fullDump=False, postParse=lambda _, tokens: "Molecular weight: {}".format( sum_atomic_weights(tokens) ), ) print() # Version 2 - access parsed items by results name elementRef = pp.Group( element("symbol") + pp.Optional(pp.Word(digits), default="1")("qty") ) formula = elementRef[...] def sum_atomic_weights_by_results_name(element_list): return sum(atomicWeight[elem.symbol] * int(elem.qty) for elem in element_list) formula.runTests( """\ H2O C6H5OH NaCl """, fullDump=False, postParse=lambda _, tokens: "Molecular weight: {}".format( sum_atomic_weights_by_results_name(tokens) ), ) print() # Version 3 - convert integers during parsing process integer = pp.Word(digits).setParseAction(lambda t: int(t[0])).setName("integer") elementRef = pp.Group(element("symbol") + pp.Optional(integer, default=1)("qty")) formula = elementRef[...].setName("chemical_formula") def sum_atomic_weights_by_results_name_with_converted_ints(element_list): return sum(atomicWeight[elem.symbol] * int(elem.qty) for elem in element_list) formula.runTests( """\ H2O C6H5OH NaCl """, fullDump=False, postParse=lambda _, tokens: "Molecular weight: {}".format( sum_atomic_weights_by_results_name_with_converted_ints(tokens) ), ) print() # Version 4 - parse and convert integers as subscript digits subscript_digits = "₀₁₂₃₄₅₆₇₈₉" subscript_int_map = {e[1]: e[0] for e in enumerate(subscript_digits)} def cvt_subscript_int(s): ret = 0 for c in s[0]: ret = ret * 10 + subscript_int_map[c] return ret subscript_int = pp.Word(subscript_digits).addParseAction(cvt_subscript_int).set_name("subscript") elementRef = pp.Group(element("symbol") + pp.Optional(subscript_int, default=1)("qty")) formula = elementRef[1, ...].setName("chemical_formula") formula.runTests( """\ H₂O C₆H₅OH NaCl """, fullDump=False, postParse=lambda _, tokens: "Molecular weight: {}".format( sum_atomic_weights_by_results_name_with_converted_ints(tokens) ), ) print()
SIMPAN PERUBAHAN