grab.errors

Custom exception which Grab instance could generate.

## Exceptions

  • GrabError
    • GrabNetworkError

      • GrabTimeoutError

      • GrabConnectionError

      • GrabCouldNotResolveHostError

    • GrabAuthError

    • GrabMisuseError

    • GrabTooManyRedirectsError

    • GrabInvalidUrl

    • GrabInternalError

    • GrabFeatureIsDeprecated

    • ResponseNotValid

  • DataNotFound == IndexError

## Warnings

  • GrabDeprecationWarning

Module Contents

Functions

raise_feature_is_deprecated(→ None)

Attributes

DataNotFound

exception grab.errors.GrabError[source]

Bases: Exception

All custom Grab exception should be children of that class.

exception grab.errors.OriginalExceptionGrabError(*args: Any, **kwargs: Any)[source]

Bases: GrabError

Sub-class which constructor accepts original exception as second argument.

exception grab.errors.GrabNetworkError(*args: Any, **kwargs: Any)[source]

Bases: OriginalExceptionGrabError

Raises in case of network error.

exception grab.errors.GrabTimeoutError(*args: Any, **kwargs: Any)[source]

Bases: GrabNetworkError

Raises when configured time is outed for the request.

exception grab.errors.GrabConnectionError(*args: Any, **kwargs: Any)[source]

Bases: GrabNetworkError

Raised when it is not possible to establish network connection.

exception grab.errors.GrabCouldNotResolveHostError(*args: Any, **kwargs: Any)[source]

Bases: GrabNetworkError

Raised when couldn’t resolve host. The given remote host was not resolved.

exception grab.errors.GrabAuthError[source]

Bases: GrabError

Raised when remote server denies authentication credentials.

exception grab.errors.GrabMisuseError[source]

Bases: GrabError

Indicates incorrect usage of grab API.

exception grab.errors.GrabTooManyRedirectsError[source]

Bases: GrabError

Raised when max. allowed number of redirects is reaced.

exception grab.errors.GrabInvalidUrlError[source]

Bases: GrabError

Raised when error occurred while normalizing URL e.g. IDN processing.

exception grab.errors.GrabInvalidResponseError(*args: Any, **kwargs: Any)[source]

Bases: OriginalExceptionGrabError

Raised when network response’s data could not be processed.

exception grab.errors.GrabInternalError(*args: Any, **kwargs: Any)[source]

Bases: OriginalExceptionGrabError

Sub-class which constructor accepts original exception as second argument.

exception grab.errors.GrabFeatureIsDeprecatedError[source]

Bases: GrabError

Raised when user tries to use feature that is deprecated and has been dropped.

grab.errors.raise_feature_is_deprecated(feature_name: str) → None[source]
grab.errors.DataNotFound[source]
exception grab.errors.ResponseNotValidError[source]

Bases: GrabError

All custom Grab exception should be children of that class.

exception grab.errors.GrabDeprecationWarning[source]

Bases: UserWarning

Base class for warnings generated by user code.