/usr/lib/python2.7/dist-packages/scrapy/exceptions.py is in python-scrapy 1.5.0-1.
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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 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | """
Scrapy core exceptions
These exceptions are documented in docs/topics/exceptions.rst. Please don't add
new exceptions here without documenting them there.
"""
# Internal
class NotConfigured(Exception):
"""Indicates a missing configuration situation"""
pass
# HTTP and crawling
class IgnoreRequest(Exception):
"""Indicates a decision was made not to process a request"""
class DontCloseSpider(Exception):
"""Request the spider not to be closed yet"""
pass
class CloseSpider(Exception):
"""Raise this from callbacks to request the spider to be closed"""
def __init__(self, reason='cancelled'):
super(CloseSpider, self).__init__()
self.reason = reason
# Items
class DropItem(Exception):
"""Drop item from the item pipeline"""
pass
class NotSupported(Exception):
"""Indicates a feature or method is not supported"""
pass
# Commands
class UsageError(Exception):
"""To indicate a command-line usage error"""
def __init__(self, *a, **kw):
self.print_help = kw.pop('print_help', True)
super(UsageError, self).__init__(*a, **kw)
class ScrapyDeprecationWarning(Warning):
"""Warning category for deprecated features, since the default
DeprecationWarning is silenced on Python 2.7+
"""
pass
class ContractFail(AssertionError):
"""Error raised in case of a failing contract"""
pass
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