diff options
Diffstat (limited to 'src/cython/example/periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py')
-rwxr-xr-x | src/cython/example/periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/cython/example/periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py b/src/cython/example/periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py deleted file mode 100755 index 9cb855cd..00000000 --- a/src/cython/example/periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py +++ /dev/null @@ -1,74 +0,0 @@ -#!/usr/bin/env python - -import gudhi -import argparse - -""" This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT. - See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details. - Author(s): Vincent Rouvreau - - Copyright (C) 2016 Inria - - Modification(s): - - YYYY/MM Author: Description of the modification -""" - -__author__ = "Vincent Rouvreau" -__copyright__ = "Copyright (C) 2016 Inria" -__license__ = "MIT" - - -def is_file_perseus(file): - num_lines = open(file).read().count("\n") - try: - f = open(file) - num_dim = int(f.readline()) - coeff = 1 - for dim in range(0, num_dim): - try: - line = int(f.readline()) - coeff *= abs(line) - except ValueError: - return False - if num_lines == (1 + num_dim + coeff): - return True - else: - return False - except ValueError: - return False - - -parser = argparse.ArgumentParser( - description="Periodic cubical complex from a " "Perseus-style file name.", - epilog="Example: " - "./periodic_cubical_complex_barcode_persistence_from_perseus_file_example.py" - " -f ../data/bitmap/CubicalTwoSphere.txt", -) - -parser.add_argument("-f", "--file", type=str, required=True) -parser.add_argument( - "--no-barcode", - default=False, - action="store_true", - help="Flag for not to display the barcodes", -) - -args = parser.parse_args() - -if is_file_perseus(args.file): - print("#####################################################################") - print("PeriodicCubicalComplex creation") - periodic_cubical_complex = gudhi.PeriodicCubicalComplex(perseus_file=args.file) - - print("persistence(homology_coeff_field=3, min_persistence=0)=") - diag = periodic_cubical_complex.persistence( - homology_coeff_field=3, min_persistence=0 - ) - print(diag) - - print("betti_numbers()=") - print(periodic_cubical_complex.betti_numbers()) - if args.no_barcode == False: - gudhi.plot_persistence_barcode(diag) -else: - print(args.file, "is not a valid perseus style file") |