'''
Definitions, documentation, default values and validation functions for core
Brian preferences.
'''
from numpy import float64, int32
from brian2.core.preferences import BrianPreference, prefs
[docs]def dtype_repr(dtype):
return dtype.__name__
[docs]def default_float_dtype_validator(dtype):
return dtype is float64
prefs.register_preferences('core', 'Core Brian preferences',
default_float_dtype=BrianPreference(
default=float64,
docs='''
Default dtype for all arrays of scalars (state variables, weights, etc.).
Currently, this is not supported (only float64 can be used).
''',
representor=dtype_repr,
validator=default_float_dtype_validator,
),
default_integer_dtype=BrianPreference(
default=int32,
docs='''
Default dtype for all arrays of integer scalars.
''',
representor=dtype_repr,
),
outdated_dependency_error=BrianPreference(
default=True,
docs='''
Whether to raise an error for outdated dependencies (``True``) or just
a warning (``False``).
'''
)
)