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use ISO8601 for normalized filenames #695

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Merged
apdavison merged 3 commits into from
Dec 11, 2020
Merged

use ISO8601 for normalized filenames #695

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f815e91
use ISO8601 for normalized filenames
laurentperrinet Dec 2, 2020
becbfdf
Update __init__.py
laurentperrinet Dec 2, 2020
ec39915
use use_iso8601 as a switch
laurentperrinet Dec 10, 2020
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22 changes: 15 additions & 7 deletions pyNN/utility/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@
import functools
import numpy
from importlib import import_module

from pyNN.core import deprecated


Expand Down Expand Up @@ -88,12 +88,12 @@ def get_simulator(*arguments):
"""
Import and return a PyNN simulator backend module based on command-line
arguments.

The simulator name should be the first positional argument. If your script
needs additional arguments, you can specify them as (name, help_text) tuples.
If you need more complex argument handling, you should use argparse
directly.

Returns (simulator, command-line arguments)
"""
import argparse
Expand Down Expand Up @@ -189,25 +189,33 @@ def load_population(filename, sim):
return population


def normalized_filename(root, basename, extension, simulator, num_processes=None):
def normalized_filename(root, basename, extension, simulator, num_processes=None, use_iso8601=False):
"""
Generate a file path containing a timestamp and information about the
simulator used and the number of MPI processes.

The date is used as a sub-directory name, the date & time are included in the
filename.
If use_iso8601 is True, follow https://en.wikipedia.org/wiki/ISO_8601
"""
timestamp = datetime.now()
if use_iso8601:
date = timestamp.strftime("%Y-%m-%d")
date_time = timestamp.strftime("%Y-%m-%dT%H:%M:%S")
else:
date = timestamp.strftime("%Y%m%d")
date_time = timestamp.strftime("%Y%m%d-%H%M%S")

if num_processes:
np = "_np%d" % num_processes
else:
np = ""
return os.path.join(root,
timestamp.strftime("%Y%m%d"),
date,
"%s_%s%s_%s.%s" % (basename,
simulator,
np,
timestamp.strftime("%Y%m%d-%H%M%S"),
date_time,
extension))


Expand Down