__init__.py

   1 # -*- encoding: utf-8 -*-
   2 #
   3 #
   4 # Copyright (C) 2002-2005 Jörg Lehmann <joergl@users.sourceforge.net>
   5 # Copyright (C) 2002-2006 André Wobst <wobsta@users.sourceforge.net>
   6 # Copyright (C) 2006 Michael Schindler <m-schindler@users.sourceforge.net>
   7 #
   8 # This file is part of PyX (http://pyx.sourceforge.net/).
   9 #
  10 # PyX is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 2 of the License, or
  13 # (at your option) any later version.
  14 #
  15 # PyX is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License
  21 # along with PyX; if not, write to the Free Software
  22 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  23
  24 """Python graphics package
  25
  26 PyX is a Python package for the creation of PostScript and PDF files. It
  27 combines an abstraction of the PostScript drawing model with a TeX/LaTeX
  28 interface. Complex tasks like 2d and 3d plots in publication-ready quality are
  29 built out of these primitives.
  30 """
  31
  32 from . import version
  33 __version__ = version.version
  34
  35 import sys
  36 if sys.hexversion < 0x03020000:
  37     sys.stderr.write("PyX {} requires Python 3.2 or higher.\n".format(__version__))
  38     sys.exit()
  39 del sys
  40
  41 __all__ = ["attr", "box", "bitmap", "canvas", "color", "connector", "deco", "deformer", "document",
  42            "epsfile", "graph", "mesh", "metapost", "path", "pattern", "pdfextra", "style", "trafo", "text", "unit"]
  43
  44 import importlib
  45
  46 # automatically import main modules into pyx namespace
  47 for module in __all__:
  48     importlib.import_module('.' + module, package='pyx')
  49
  50 def pyxinfo():
  51     import logging, os, sys
  52     from . import config
  53     logging.lastResort.setLevel(logging.INFO)
  54     logger = logging.getLogger("pyx")
  55     logger.setLevel(logging.INFO)
  56     logger.info("Platform name is: {}".format(os.name))
  57     logger.info("Python executable: {}".format(sys.executable))
  58     logger.info("Python version: %s", sys.version)
  59     logger.info("PyX comes from: %s", __file__)
  60     logger.info("PyX version: %s", __version__)
  61     logger.info("pyxrc %s %s %s", "is" if os.path.isfile(config.user_pyxrc) else "would be" ,"loaded from:", config.user_pyxrc)
  62     logger.info("pykpathsea: %s", "available" if config.has_pykpathsea else "not available")
  63     logger.info("file locators in use: %s", ", ".join(method.__class__.__name__ for method in config.methods))
  64
  65 __all__.append("__version__")
  66 __all__.append("pyxinfo")