[GRASS-git] [OSGeo/grass-addons] 047b7d: v.tin.to.rast: use open() for opening file (#516)

[Sylvain POULAIN]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-addons
  Commit: 047b7d657d08f80b4861598eb4e107202664968e
      https://github.com/OSGeo/grass-addons/commit/047b7d657d08f80b4861598eb4e107202664968e
  Author: Sylvain POULAIN <kikislater at users.noreply.github.com>
  Date:   2021-04-29 (Thu, 29 Apr 2021)

  Changed paths:
    M grass7/vector/v.tin.to.rast/v.tin.to.rast.py

  Log Message:
  -----------
  v.tin.to.rast: use open() for opening file (#516)

Adapting code for Python 3 and in addition closing file object after use.

Addresses #515.