mirror of
https://github.com/Richard-Sti/csiborgtools.git
synced 2024-10-18 22:15:06 +02:00
eb8d070fff
* Add moving FoF membership files * add FoF membership path * Add notes where its PHEW * Add FoF catalogue path * Correct typo * Add more functionalities * Make work with halo IDs from FoF * Edit print statement * Fix copy bug * copy * Add FoF catalogue reading * Clean up script * Fix typo * Little edits * Fix naming convention * Rename key * Remove loading substructure particles * Rename CSiBORG Cat * Rename clumps cat * Rename cat * Remove misplaced import * Switch to halos * rm import * structfit of only halos * Add FoF halo reading * Add a short comment * Fix __getitem__ to work with int * Fix problems * Improve __getitem__ * Add more conversion * Fix indexing * Fix __getitem__ assertion * Fix numbers * Rename * Fix verbosity flags * Add full Quijote HMF option * Add plot of Quijote only * Add quijote full paths * Fix the fit_init script * Renam arg * Update .gitignore * add default argument name * Change default verbosity flag * Modernise script structure * Fix dictionary * Fix reading to include m200c * Modernise script * Add args
116 lines
4.2 KiB
Python
116 lines
4.2 KiB
Python
# Copyright (C) 2022 Richard Stiskalek
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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"""
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Script to calculate the HMF for CSIBORG and Quijote haloes.
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"""
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from argparse import ArgumentParser
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from datetime import datetime
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from distutils.util import strtobool
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import numpy
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from mpi4py import MPI
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from taskmaster import work_delegation
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from utils import get_nsims
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try:
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import csiborgtools
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except ModuleNotFoundError:
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import sys
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sys.path.append("../")
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import csiborgtools
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def get_counts(nsim, bins, paths, parser_args):
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"""
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Calculate and save the number of haloes in each mass bin.
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Parameters
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----------
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nsim : int
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Simulation index.
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bins : 1-dimensional array
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Array of bin edges (in log10 mass).
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paths : csiborgtools.read.Paths
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Paths object.
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parser_args : argparse.Namespace
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Parsed command-line arguments.
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Returns
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-------
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None
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"""
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simname = parser_args.simname
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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bounds = {"dist": (0, parser_args.Rmax)}
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if simname == "csiborg":
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cat = csiborgtools.read.CSiBORGHaloCatalogue(
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nsim, paths, bounds=bounds, with_lagpatch=False,
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load_initial=False)
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logmass = numpy.log10(cat["totpartmass"])
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counts = csiborgtools.fits.number_counts(logmass, bins)
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elif simname == "quijote":
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cat0 = csiborgtools.read.QuijoteHaloCatalogue(nsim, paths, nsnap=4)
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nmax = int(cat0.box.boxsize // (2 * parser_args.Rmax))**3
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counts = numpy.full((nmax, len(bins) - 1), numpy.nan,
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dtype=numpy.float32)
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for nobs in range(nmax):
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cat = cat0.pick_fiducial_observer(nobs, rmax=parser_args.Rmax)
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logmass = numpy.log10(cat["group_mass"])
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counts[nobs, :] = csiborgtools.fits.number_counts(logmass, bins)
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elif simname == "quijote_full":
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cat = csiborgtools.read.QuijoteHaloCatalogue(nsim, paths, nsnap=4)
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logmass = numpy.log10(cat["group_mass"])
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counts = csiborgtools.fits.number_counts(logmass, bins)
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else:
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raise ValueError(f"Unknown simulation name `{simname}`.")
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fout = paths.halo_counts(simname, nsim)
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if parser_args.verbose:
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print(f"{datetime.now()}: saving halo counts to `{fout}`.")
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numpy.savez(fout, counts=counts, bins=bins, rmax=parser_args.Rmax)
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if __name__ == "__main__":
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parser = ArgumentParser()
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parser.add_argument("--simname", type=str,
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choices=["csiborg", "quijote", "quijote_full"],
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help="Simulation name")
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parser.add_argument("--nsims", type=int, nargs="+", default=None,
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help="Indices of simulations to cross. If `-1` processes all simulations.") # noqa
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parser.add_argument("--Rmax", type=float, default=155/0.705,
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help="High-resolution region radius")
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parser.add_argument("--bw", type=float, default=0.2,
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help="Bin width in dex")
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parser.add_argument("--verbose", type=lambda x: bool(strtobool(x)),
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default=False)
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parser_args = parser.parse_args()
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comm = MPI.COMM_WORLD
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rank = comm.Get_rank()
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nproc = comm.Get_size()
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verbose = nproc == 1
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paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
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nsims = get_nsims(parser_args, paths)
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bins = numpy.arange(11., 16., parser_args.bw, dtype=numpy.float32)
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def do_work(nsim):
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get_counts(nsim, bins, paths, parser_args)
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work_delegation(do_work, nsims, comm, master_verbose=parser_args.verbose)
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