error when use google as start url to search robot

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meInvent bbird

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Jun 2, 2016, 5:15:32 AM6/2/16

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runCallbacks

current.result = callback(current.result, *args, **kw)

File "C:\Users\martlee2\Downloads\google.py", line 24, in parse

sel = Selector(response)

NameError: global name 'Selector' is not defined

2016-06-02 14:46:23 [scrapy] INFO: Closing spider (finished)

2016-06-02 14:46:23 [scrapy] INFO: Dumping Scrapy stats:

{'downloader/request_bytes': 491,

'downloader/request_count': 2,

'downloader/request_method_count/GET': 2,

'downloader/response_bytes': 13623,

'downloader/response_count': 2,

'downloader/response_status_count/200': 1,

'downloader/response_status_count/302': 1,

'finish_reason': 'finished',

'finish_time': datetime.datetime(2016, 6, 2, 6, 46, 23, 25000),

'log_count/DEBUG': 3,

'log_count/ERROR': 1,

'log_count/INFO': 7,

'response_received_count': 1,

'scheduler/dequeued': 2,

'scheduler/dequeued/memory': 2,

'scheduler/enqueued': 2,

'scheduler/enqueued/memory': 2,

'spider_exceptions/NameError': 1,

'start_time': datetime.datetime(2016, 6, 2, 6, 46, 22, 3000)}

2016-06-02 14:46:23 [scrapy] INFO: Spider closed (finished)

C:\Users\martlee2\Downloads>scrapy runspider google.py > error.txt

2016-06-02 14:49:25 [scrapy] INFO: Scrapy 1.1.0 started (bot: scrapybot)

2016-06-02 14:49:25 [scrapy] INFO: Overridden settings: {}

2016-06-02 14:49:25 [scrapy] INFO: Enabled extensions:

['scrapy.extensions.logstats.LogStats',

'scrapy.extensions.telnet.TelnetConsole',

'scrapy.extensions.corestats.CoreStats']

2016-06-02 14:49:25 [scrapy] INFO: Enabled downloader middlewares:

['scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware',

'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware',

'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware',

'scrapy.downloadermiddlewares.retry.RetryMiddleware',

'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware',

'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware',

'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware',

'scrapy.downloadermiddlewares.redirect.RedirectMiddleware',

'scrapy.downloadermiddlewares.cookies.CookiesMiddleware',

'scrapy.downloadermiddlewares.chunked.ChunkedTransferMiddleware',

'scrapy.downloadermiddlewares.stats.DownloaderStats']

2016-06-02 14:49:25 [scrapy] INFO: Enabled spider middlewares:

['scrapy.spidermiddlewares.httperror.HttpErrorMiddleware',

'scrapy.spidermiddlewares.offsite.OffsiteMiddleware',

'scrapy.spidermiddlewares.referer.RefererMiddleware',

'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware',

'scrapy.spidermiddlewares.depth.DepthMiddleware']

2016-06-02 14:49:25 [scrapy] INFO: Enabled item pipelines:

[]

2016-06-02 14:49:25 [scrapy] INFO: Spider opened

2016-06-02 14:49:25 [scrapy] INFO: Crawled 0 pages (at 0 pages/min), scraped 0

tems (at 0 items/min)

2016-06-02 14:49:25 [scrapy] DEBUG: Telnet console listening on 127.0.0.1:6023

2016-06-02 14:49:26 [scrapy] DEBUG: Redirecting (302) to <GET https://www.googl

.com.hk/search?q=robot&gws_rd=cr&ei=oNZPV_voLoWX0gSohahw> from <GET https://www

google.com/search?q=robot>

2016-06-02 14:49:26 [scrapy] DEBUG: Crawled (200) <GET https://www.google.com.h

/search?q=robot&gws_rd=cr&ei=oNZPV_voLoWX0gSohahw> (referer: None)

2016-06-02 14:49:26 [scrapy] ERROR: Spider error processing <GET https://www.go

gle.com.hk/search?q=robot&gws_rd=cr&ei=oNZPV_voLoWX0gSohahw> (referer: None)

Traceback (most recent call last):

File "c:\python27\lib\site-packages\twisted\internet\defer.py", line 588, in

runCallbacks

current.result = callback(current.result, *args, **kw)

File "C:\Users\martlee2\Downloads\google.py", line 24, in parse

sel = Selector(response)

NameError: global name 'Selector' is not defined

2016-06-02 14:49:27 [scrapy] INFO: Closing spider (finished)

2016-06-02 14:49:27 [scrapy] INFO: Dumping Scrapy stats:

{'downloader/request_bytes': 489,

'downloader/request_count': 2,

'downloader/request_method_count/GET': 2,

'downloader/response_bytes': 13446,

'downloader/response_count': 2,

'downloader/response_status_count/200': 1,

'downloader/response_status_count/302': 1,

'finish_reason': 'finished',

'finish_time': datetime.datetime(2016, 6, 2, 6, 49, 27, 11000),

'log_count/DEBUG': 3,

'log_count/ERROR': 1,

'log_count/INFO': 7,

'response_received_count': 1,

'scheduler/dequeued': 2,

'scheduler/dequeued/memory': 2,

'scheduler/enqueued': 2,

'scheduler/enqueued/memory': 2,

'spider_exceptions/NameError': 1,

'start_time': datetime.datetime(2016, 6, 2, 6, 49, 25, 877000)}

2016-06-02 14:49:27 [scrapy] INFO: Spider closed (finished)

C:\Users\martlee2\Downloads>scrapy runspider google.py >> error.txt

2016-06-02 14:49:44 [scrapy] INFO: Scrapy 1.1.0 started (bot: scrapybot)

2016-06-02 14:49:44 [scrapy] INFO: Overridden settings: {}

2016-06-02 14:49:44 [scrapy] INFO: Enabled extensions:

['scrapy.extensions.logstats.LogStats',

'scrapy.extensions.telnet.TelnetConsole',

'scrapy.extensions.corestats.CoreStats']

2016-06-02 14:49:44 [scrapy] INFO: Enabled downloader middlewares:

['scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware',

'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware',

'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware',

'scrapy.downloadermiddlewares.retry.RetryMiddleware',

'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware',

'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware',

'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware',

'scrapy.downloadermiddlewares.redirect.RedirectMiddleware',

'scrapy.downloadermiddlewares.cookies.CookiesMiddleware',

'scrapy.downloadermiddlewares.chunked.ChunkedTransferMiddleware',

'scrapy.downloadermiddlewares.stats.DownloaderStats']

2016-06-02 14:49:44 [scrapy] INFO: Enabled spider middlewares:

['scrapy.spidermiddlewares.httperror.HttpErrorMiddleware',

'scrapy.spidermiddlewares.offsite.OffsiteMiddleware',

'scrapy.spidermiddlewares.referer.RefererMiddleware',

'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware',

'scrapy.spidermiddlewares.depth.DepthMiddleware']

2016-06-02 14:49:44 [scrapy] INFO: Enabled item pipelines:

[]

2016-06-02 14:49:44 [scrapy] INFO: Spider opened

2016-06-02 14:49:44 [scrapy] INFO: Crawled 0 pages (at 0 pages/min), scraped 0

tems (at 0 items/min)

2016-06-02 14:49:44 [scrapy] DEBUG: Telnet console listening on 127.0.0.1:6023

2016-06-02 14:49:45 [scrapy] DEBUG: Redirecting (302) to <GET https://www.googl

.com.hk/search?q=robot&gws_rd=cr&ei=s9ZPV8OhMYjV0ATGkYngDw> from <GET https://w

w.google.com/search?q=robot>

2016-06-02 14:49:45 [scrapy] DEBUG: Crawled (200) <GET https://www.google.com.h

/search?q=robot&gws_rd=cr&ei=s9ZPV8OhMYjV0ATGkYngDw> (referer: None)

2016-06-02 14:49:45 [scrapy] ERROR: Spider error processing <GET https://www.go

gle.com.hk/search?q=robot&gws_rd=cr&ei=s9ZPV8OhMYjV0ATGkYngDw> (referer: None)

Traceback (most recent call last):

File "c:\python27\lib\site-packages\twisted\internet\defer.py", line 588, in

runCallbacks

current.result = callback(current.result, *args, **kw)

File "C:\Users\martlee2\Downloads\google.py", line 24, in parse

sel = Selector(response)

NameError: global name 'Selector' is not defined

2016-06-02 14:49:45 [scrapy] INFO: Closing spider (finished)

2016-06-02 14:49:45 [scrapy] INFO: Dumping Scrapy stats:

{'downloader/request_bytes': 491,

'downloader/request_count': 2,

'downloader/request_method_count/GET': 2,

'downloader/response_bytes': 13444,

'downloader/response_count': 2,

'downloader/response_status_count/200': 1,

'downloader/response_status_count/302': 1,

'finish_reason': 'finished',

'finish_time': datetime.datetime(2016, 6, 2, 6, 49, 45, 784000),

'log_count/DEBUG': 3,

'log_count/ERROR': 1,

'log_count/INFO': 7,

'response_received_count': 1,

'scheduler/dequeued': 2,

'scheduler/dequeued/memory': 2,

'scheduler/enqueued': 2,

'scheduler/enqueued/memory': 2,

'spider_exceptions/NameError': 1,

'start_time': datetime.datetime(2016, 6, 2, 6, 49, 44, 925000)}

2016-06-02 14:49:45 [scrapy] INFO: Spider closed (finished)

# -*- coding: utf-8 -*-

import scrapy

import re

import os

import sys

import json

#from scrapy.spider import Spider

#from scrapy.selector import Selector

#scrapy startproject google

#scrapy genspider google google.com

#scrapy runspider google.py

class GoogleSpider(scrapy.Spider):

name = 'google'

custom_settings = {

'NUM_SEARCH_RESULTS' : '30',

'SENTENCE_LIMIT' : '50',

'MIN_WORD_IN_SENTENCE' : '7',

'ENABLE_DATE_SORT' : '0',

}

#set the search result here

name = 'Google search'

allowed_domains = ['www.google.com']

start_urls = ['https://www.google.com/search?q=robot']

def parse(self, response):

sel = Selector(response)

google_search_links_list = sel.xpath('//h3/a/@href').extract()

google_search_links_list = [re.search('q=(.*)&sa',n).group(1) for n in google_search_links_list]

## Dump the output to json file

with open(r'C:\Users\hello\Downloads\googleresult.txt', "a") as outfile:

json.dump({'output_url':google_search_links_list}, outfile, indent=4)

michael...@ul.ie

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Jun 2, 2016, 6:01:42 AM6/2/16

to scrapy-users

Error codes mentions "global name 'Selector' is not defined" so maybe there is a problem withe line of code after "def parse (self,response)

meInvent bbird

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Jun 3, 2016, 1:35:42 AM6/3/16

to scrapy-users

i find it missing from scrapy.selector import Selector

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