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Exceptions

pykx.exceptions

PyKX exceptions and warnings.

Standard Python exceptions (e.g. TypeError, ValueError, etc.) are used as convention dictates, but for PyKX and q specific issues custom exceptions are used.

PyKXWarning

Bases: Warning

Warning type for PyKX-specific warnings.

PyKXException

Bases: Exception

Base exception type for PyKX-specific exceptions.

LicenseException 

LicenseException(feature_msg='use this feature', *args, **kwargs)

Bases: PyKXException

Exception for when a feature that requires a valid q license is used without one.

FutureCancelled 

FutureCancelled(msg='', *args, **kwargs)

Bases: PyKXException

Exception for when a QFuture is cancelled.

NoResults 

NoResults(*args, **kwargs)

Bases: PyKXException

Exception for when a QFutures result is not yet ready.

UninitializedConnection 

UninitializedConnection(*args, **kwargs)

Bases: PyKXException

Exception for when a QConnection is used before it is initialized.

PyArrowUnavailable 

PyArrowUnavailable(msg=None, *args, **kwargs)

Bases: PyKXException

Exception for features that depend on PyArrow when PyArrow is not available.

QError

Bases: PyKXException

Exception type for q errors.

Refer to https://code.kx.com/q/basics/errors/ for clarification about error messages.