14.5.20. crate_anon.nlp_manager.number

crate_anon/nlp_manager/number.py

Copyright (C) 2015, University of Cambridge, Department of Psychiatry. Created by Rudolf Cardinal (rnc1001@cam.ac.uk).

This file is part of CRATE.

CRATE is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

CRATE is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with CRATE. If not, see <https://www.gnu.org/licenses/>.

Number conversion functions.

crate_anon.nlp_manager.number.to_float(s: str) → float | None[source]

Convert a string to a float, or return None.

Before converting:

strips out commas (as thousands separator); this is not internationalized well!
replace Unicode minus and en dash with a hyphen (minus sign)

crate_anon.nlp_manager.number.to_pos_float(s: str) → float | None[source]: Converts a string to a positive float, by using to_float() followed by abs(). Returns None on failure.