import brian2
from brian2.core.preferences import brian_prefs
from .environment import running_from_ipython
__all__ = ["get_logger", "BrianLogger"]
# ===============================================================================
# Global options for logging
# ===============================================================================
brian_prefs.define(
"delete_log_on_exit",
True,
"""
Whether to delete the log and script file on exit.
If set to ``True`` (the default), log files (and the copy of the main
script) will be deleted after the brian process has exited, unless an
uncaught exception occured. If set to ``False``, all log files will be kept.
""",
)
# ===============================================================================
# Initial setup
# ===============================================================================
# get the root logger
logger = logging.getLogger("")
logger.setLevel(logging.DEBUG)
# Log to a file
'''
Memory management
'''
from numpy import zeros, dtype
from brian2.core.preferences import brian_prefs
__all__ = ['allocate_array',
]
brian_prefs.define('default_scalar_dtype', float,
'''
Default dtype for all arrays of scalars (state variables, weights, etc.).
''', validator=dtype)
def allocate_array(shape, dtype=None):
'''
Allocates a 1D array initialised to 0
Parameters
----------
shape : (int, tuple)
The shape of the array.
dtype : dtype, optional
The numpy datatype of the array. If not specified, use the
:bpref:`default_scalar_dtype` preference.
Returns
-------
arr : ndarray
The allocated array (initialised to zero).