File: edit.py

package info (click to toggle)
python-scrapy 1.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 4,468 kB
  • ctags: 4,468
  • sloc: python: 22,154; xml: 199; makefile: 76; sh: 3
file content (36 lines) | stat: -rw-r--r-- 979 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
import sys, os

from scrapy.commands import ScrapyCommand
from scrapy.exceptions import UsageError

class Command(ScrapyCommand):

    requires_project = True
    default_settings = {'LOG_ENABLED': False}

    def syntax(self):
        return "<spider>"

    def short_desc(self):
        return "Edit spider"

    def long_desc(self):
        return "Edit a spider using the editor defined in EDITOR setting"

    def _err(self, msg):
        sys.stderr.write(msg + os.linesep)
        self.exitcode = 1

    def run(self, args, opts):
        if len(args) != 1:
            raise UsageError()

        editor = self.settings['EDITOR']
        try:
            spidercls = self.crawler_process.spider_loader.load(args[0])
        except KeyError:
            return self._err("Spider not found: %s" % args[0])

        sfile = sys.modules[spidercls.__module__].__file__
        sfile = sfile.replace('.pyc', '.py')
        self.exitcode = os.system('%s "%s"' % (editor, sfile))