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
|
import scrapy
from scrapy.commands import ScrapyCommand
from scrapy.utils.versions import scrapy_components_versions
class Command(ScrapyCommand):
default_settings = {'LOG_ENABLED': False,
'SPIDER_LOADER_WARN_ONLY': True}
def syntax(self):
return "[-v]"
def short_desc(self):
return "Print Scrapy version"
def add_options(self, parser):
ScrapyCommand.add_options(self, parser)
parser.add_option("--verbose", "-v", dest="verbose", action="store_true",
help="also display twisted/python/platform info (useful for bug reports)")
def run(self, args, opts):
if opts.verbose:
versions = scrapy_components_versions()
width = max(len(n) for (n, _) in versions)
for name, version in versions:
print(f"{name:<{width}} : {version}")
else:
print(f"Scrapy {scrapy.__version__}")
|
