File size: 2,050 Bytes
3d83b62 | 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 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | """Custom exceptions for CiteScan."""
class CiteScanException(Exception):
"""Base exception for CiteScan."""
def __init__(self, message: str, details: dict | None = None):
"""Initialize exception.
Args:
message: Error message
details: Optional additional details
"""
self.message = message
self.details = details or {}
super().__init__(self.message)
class FetcherException(CiteScanException):
"""Exception raised by fetchers."""
def __init__(self, message: str, source: str, details: dict | None = None):
"""Initialize fetcher exception.
Args:
message: Error message
source: Fetcher source (e.g., 'arxiv', 'crossref')
details: Optional additional details
"""
self.source = source
super().__init__(message, details)
class ParserException(CiteScanException):
"""Exception raised by parsers."""
pass
class ValidationException(CiteScanException):
"""Exception raised during validation."""
pass
class RateLimitException(FetcherException):
"""Exception raised when rate limit is exceeded."""
def __init__(self, source: str, retry_after: int | None = None):
"""Initialize rate limit exception.
Args:
source: Fetcher source
retry_after: Seconds to wait before retry
"""
self.retry_after = retry_after
message = f"Rate limit exceeded for {source}"
if retry_after:
message += f". Retry after {retry_after} seconds"
super().__init__(message, source)
class TimeoutException(FetcherException):
"""Exception raised when request times out."""
def __init__(self, source: str, timeout: int):
"""Initialize timeout exception.
Args:
source: Fetcher source
timeout: Timeout value in seconds
"""
message = f"Request to {source} timed out after {timeout} seconds"
super().__init__(message, source)
|