1. Get a text corpusThe NLTK library contains a large number of corpora, which are described in the following sections:(1) Gutenberg Corpus: NLTK contains a small portion of the text of the Gutenberg project's electronic text file. The project currently has about 36000 free e-books.>>>import nltk>>>nltk.corpus.gutenberg.fileids () [' Austen-emma.txt ', ' austen-persuasion.txt ' Austen-sense.txt ', ' bible-kjv.txt ', ' blake-poems.txt ', ' bryant-stories.txt ', ' burgess-busterbrown.tx ' Carroll-
": "Evelyn Waugh","title": "Sword of Honour","Price": 12.99},{"category": "Fiction","Author": "Herman Melville","title": "Moby Dick","ISBN": "0-553-21311-3","Price": 8.99},{"category": "Fiction","Author": "J. R. R. Tolkien","title": "The Lord of the Rings","ISBN": "0-395-19395-8","Price": 22.99}],"Bicycle": {"Color": "Red","Price": 19.95}}}Comparison of 14.3.3 Jsonpath and XPath syntaxThe JSON structure is clear, readable, complex, and very easy to ma
Model:mymodel delegate:text {text:content} section. Property: ' Type ' section.criteria:ViewSection.FullString section.delegate:sectionHeading} Component.oncompleted: {console.log ("Start to read JSON file"); Api.readjsonfile ("Sample.json", Main)}}To complete our experiment, we also created a Sample.json file. The contents are as follows:{" store": {"book ": [ { "category": "Reference", "author": "Nigel Rees", "title": "Sayings Of the Century ",
The Confidence Man
Herman
Melville
11.99
The Gorgias
Sidas
Plato
9.99
Another example of. net xml file operations
The code is as follows:
// Set the physical path of the configuration file public string xmlPath = "/manage/spider/config. xml"; protected void Page_Load (object sender, Event
Grouping in Xpath
JSONPath expressions can use the dot–notation$.store.book[0].titleor the bracket–notation$[‘store‘][‘book‘][0][‘title‘]The following XPath expression/store/book[1]/titleJsonPath would look likex.store.book[0].titleOrx[‘store‘][‘book‘][0][‘title‘]JSONPath Examples
123456789Ten One A - - the - - - + - + A at - - - - - in - to
{ "store": {"book": [ { "category": "reference","author": "Nigel Rees","title": "Sayings of the Century","price": 8.95},{ "c
Grouping in Xpath
JSONPath expressions can use the dot–notation$.store.book[0].titleor the bracket–notation$[‘store‘][‘book‘][0][‘title‘]The following XPath expression/store/book[1]/titleJsonPath would look likex.store.book[0].titleOrx[‘store‘][‘book‘][0][‘title‘]JSONPath Examples{"Store": {"book ": [ {"category": "Reference", "author": "Nigel Rees", "title": "Sayings of the Centur Y ", " price ": 8.95 }, {" category ":" Fiction ", "
example result in the following JSON arrays (as strings):"Nigel Rees", "Evelyn Waugh", "Herman Melville", "$[' store ' [' book '][0][' author ']", "$[' Store ' [' book '][3][' author ']" Please note, then the return value jsonPath of is an array, which is also a valid JSON Structure. So-might want to apply to the jsonPath resulting structure again or use one of the your favorite array methods as sort wit H it. [ edit] [ comment] [remove] | 2007
first go to http://nltk.org/install.html to download the relevant installer, and thenIn the cmd window, go to scripts within the Python folder, run easy_install pip install Pyyaml and nltk:pip install Pyyaml NLTKThis completes the NLTK installation and can be tested.Then enter the following code to access the NLTK data source download interface:Import Nltknltk.download ()Select all, set the download path (Download Directory), and then click Download, the system began to download the NLTK data pa
In front of the NLTK installation, we downloaded a lot of text. There are a total of 9 texts. So how do we find these texts:Text1:moby Dick by Herman Melville 1851Text2:sense and Sensibility by Jane Austen 1811Text3:the Book of GenesisText4:inaugural Address CorpusText5:chat CorpusText6:monty Python and the Holy GrailText7:wall Street JournalText8:personals CorpusText9:the man is Thursday by G. K. Chesterton 1908Just type in their names.Print Text1Pri
NLTK is an excellent natural language processing toolkit, a more important tool for our chat bots, and this section describes its installation and basic use
Please respect original, reprint please indicate source website www.shareditor.com and original link address NLTK library installation
Pip Install NLTK
Execute python and download the book:
[Root@centos #] Python
python 2.7.11 (default, Jan, 08:29:18)
[GCC 4.2.1 Compatible Apple LLVM 7.0.2 (clan g-700.1.81)] on Darwin
Type ' help ', ' copyr
Knut Hamsun, Hunger
Ernest Hemingway, the old man and the Sea
Homer, the Iliad; The Odyssey
Henrik Ibsen, A Doll ' s House
Anon, the Book of Job
James Joyce, Ulysses
Franz Kafka, the complete Stories; The Trial; The Castle
Kalidasa, the recognition of Sakuntala
Yasunari Kawabata, the sound of the Mountain
Nikos Kazantzakis, Zorba the Greek
D. H. Lawrence, Sons and Lovers
Halldor K. Laxness, independent peop
. inferschema );'Infer the dataset schema from the XML data and load the XML data datadoc. dataset. readxml (New streamreader ("books. xml"), xmlreadmode. inferschema)
C #
VB
This example uses the displaytables method to display the structure and content of a dataset, just like how to load a dataset using XML. The following output shows the table name, column name, and row content generated when the displaytables method uses the schema exported from the books. x
://raw.githubusercontent.com/nltk/nltk_data/gh-pages/index.xmlTrue>>> Click File to change the path of the download installation. All represents all data sets, All-corpora represents only corpora and no grammar or training models, and book represents only the data for examples or exercises in books. Note that the data is saved path, either in the C disk, or in the root directory of Python, or later when the program calls the data can not be found and error.Note: Software Installation requirement
1,, and plug-in document informationhttps://jmeter-plugins.org/wiki/JSONPathExtractor/The JSON information is as follows{"Error_code": 0,"Stu_info": [{"id": 5047,"Name": "LW","Sex": "Male","Age": 28,"Addr": "No. 32nd, Xi ' an high-tech zone, Shaanxi","Grade": "Scorpio","Phone": "15512532946","Gold": 1600}]}2. Add JSON path extractor or JSON extractor or regular expression extractor to the HTTP request3. How to configure the JSON plugin and how to configure the regular expression4. View Results5.
document and add the keyword as a string to the array. You can then create a multi-key index on this array and create a query to select values from this array. Instance: Given a collection of book volumes and want to provide a search for an opportunity topic. For each volume, we increase the topics array and add the keyword to the array as much as possible for the volume. The Moby-dick volume can be represented by the following document. {title: "Moby-dick" ,
"Herman
effect until the transaction is committed. You can refer to the following examples:Mysql> begin;Query OK, 0 rows Affected (0.00 sec)Mysql> INSERT into Opening_lines (opening_line,author,title) VALUES(' Call me Ishmael ', ' Herman Melville ', ' Moby-dick '),(' A screaming comes across the sky. ', ' Thomas Pynchon ', ' gravity\ ' s Rainbow '),(' I am an invisible man. ', ' Ralph Ellison ', ' Invisible Man '),(' Where now? who now? When now? ', ' Samuel
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