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- """
- Copyright (c) 2020-2025 by Rocky Bernstein
- This program 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 2
- of the License, or (at your option) any later version.
- This program 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 this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- """
- import platform
- import sys
- PYTHON3 = sys.version_info >= (3, 0)
- PYTHON_VERSION_TRIPLE = tuple(sys.version_info[:3])
- PYTHON_VERSION_STR = "%s.%s" % (sys.version_info[0], sys.version_info[1])
- IS_PYPY = "__pypy__" in sys.builtin_module_names
- IS_GRAAL = "Graal" in platform.python_implementation()
- IS_RUST = "RustPython" in platform.python_implementation()
- def version_tuple_to_str(
- version_tuple: tuple[int, ...]=PYTHON_VERSION_TRIPLE, start: int=0, end: int=3, delimiter: str="."
- ) -> str:
- """
- Turn a version tuple, e.g. (3,2,6), into a dotted string, e.g. "3.2.6".
- ``version_tuple`` is a tuple similar to what is might be returned in
- tuple(sys.version_info[:3]), however, the parts in the tuple could anything that
- has a str() method. By default, and often the length is 3, but in practice
- it could be other lengths.
- ``end`` is the length of version_tuple that you want to use.
- delimiter is what string to put in the between components.
- """
- return delimiter.join([str(v) for v in version_tuple[start:end]])
- def version_str_to_tuple(python_version: str, length: int=2) -> tuple:
- return tuple([int(v) for v in python_version.split(".")[:length]])
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