mirror of
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128 lines
3.8 KiB
Python
128 lines
3.8 KiB
Python
class FastAnimeError(Exception):
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"""
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Base exception for all custom errors raised by the FastAnime library and application.
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Catching this exception will catch any error originating from within this project,
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distinguishing it from built-in Python errors or third-party library errors.
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"""
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pass
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# ==============================================================================
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# Configuration and Initialization Errors
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# ==============================================================================
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class ConfigError(FastAnimeError):
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"""
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Represents an error found in the user's configuration file (config.ini).
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This is typically raised by the ConfigLoader when validation fails.
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"""
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pass
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class DependencyNotFoundError(FastAnimeError):
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"""
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A required external command-line tool (e.g., ffmpeg, fzf) was not found.
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This indicates a problem with the user's environment setup.
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"""
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def __init__(self, dependency_name: str, hint: str | None = None):
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self.dependency_name = dependency_name
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message = (
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f"Required dependency '{dependency_name}' not found in your system's PATH."
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)
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if hint:
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message += f"\nHint: {hint}"
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super().__init__(message)
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# ==============================================================================
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# Provider and Network Errors
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# ==============================================================================
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class ProviderError(FastAnimeError):
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"""
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Base class for all errors related to an anime provider.
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This allows for catching any provider-related issue while still allowing
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for more specific error handling of its subclasses.
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"""
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def __init__(self, provider_name: str, message: str):
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self.provider_name = provider_name
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super().__init__(f"[{provider_name.capitalize()}] {message}")
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class ProviderAPIError(ProviderError):
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"""
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An error occurred while communicating with the provider's API.
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This typically corresponds to network issues, timeouts, or HTTP error
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status codes like 4xx (client error) or 5xx (server error).
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"""
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def __init__(
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self, provider_name: str, http_status: int | None = None, details: str = ""
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):
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self.http_status = http_status
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message = "An API communication error occurred."
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if http_status:
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message += f" (Status: {http_status})"
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if details:
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message += f" Details: {details}"
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super().__init__(provider_name, message)
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class ProviderParsingError(ProviderError):
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"""
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Failed to parse or find expected data in the provider's response.
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This often indicates that the source website's HTML structure or API
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response schema has changed, and the provider's parser needs to be updated.
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"""
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pass
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# ==============================================================================
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# Application Logic and Workflow Errors
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# ==============================================================================
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class DownloaderError(FastAnimeError):
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"""
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An error occurred during the file download or post-processing phase.
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This can be raised by the YTDLPService for issues like failed downloads
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or ffmpeg merging errors.
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"""
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pass
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class InvalidEpisodeRangeError(FastAnimeError, ValueError):
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"""
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The user-provided episode range string is malformed or invalid.
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Inherits from ValueError for semantic compatibility but allows for specific
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catching as a FastAnimeError.
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"""
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pass
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class NoStreamsFoundError(ProviderError):
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"""
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A provider was successfully queried, but no streamable links were returned.
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"""
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def __init__(self, provider_name: str, anime_title: str, episode: str):
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message = f"No streams were found for '{anime_title}' episode {episode}."
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super().__init__(provider_name, message)
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