view pyver.py @ 83:f38df4bf9715 alpha

Traipse Alpha 'OpenRPG' {090909-00} Traipse is a distribution of OpenRPG that is designed to be easy to setup and go. Traipse also makes it easy for developers to work on code without fear of sacrifice. 'Ornery-Orc' continues the trend of 'Grumpy' and adds fixes to the code. 'Ornery-Orc''s main goal is to offer more advanced features and enhance the productivity of the user. Update Summary: Fixes problems with Text nodes. Fixes log problem in Fog. Fixes Mini Lib loading problem. Fixes problem with whispers in Alias Lib. Creates new Alpha Branch.
author sirebral
date Wed, 09 Sep 2009 17:11:39 -0500
parents 4385a7d0efd1
children
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import sys  # Needed for version
import string # Needed for split
from orpg.orpg_version import * # To get NEEDS_PYTHON_MAJOR, MINOR, and MICRO

def getNumber(numberstringtoconvert):
    currentnumberstring = ""
    for number in numberstringtoconvert:
        if number >= "0" and number <="9":
            currentnumberstring += number
        else:
            break
    if currentnumberstring == "":
        return 0
    else:
        return int(currentnumberstring)
# This checks to make sure a certain version of python or later is in use
# The actual version requested is set in orpg/openrpg_version
def checkPyVersion():

    #  taking the first split on whitespace of sys.version gives us the version info without the build stuff
    vernumstring = string.split(sys.version)[0]

    #  This splits the version string into (major,minor,micro).  Actually, a complicating factor
    #  is that there sometimes isn't a micro, e.g. 2.0.  We'll just do it the hard way to build
    #  the numbers instead of tuple unpacking.
    splits = string.split(vernumstring,'.')

    #  Assign default values
    micro = 0
    minor = 0
    major = 0
    # Assign the integer conversion of each, assuming that it was found.  If not found, we assumed 0 just above.
    if len(splits) > 0:
        major = getNumber(splits[0])
    if len(splits) > 1:
        minor = getNumber(splits[1])
    if len(splits) > 2:
        micro = getNumber(splits[2])
    # Check against min version info from orpg/orpg_version
    if major >= NEEDS_PYTHON_MAJOR:
        if major > NEEDS_PYTHON_MAJOR:  # If it's greater, there's no need to check the minor
            return
        if minor >= NEEDS_PYTHON_MINOR:
            if minor > NEEDS_PYTHON_MINOR:  # If it's greater, there's no need to check the micro
                return
            if micro >= NEEDS_PYTHON_MICRO:
                return

    # If we get here, then the version check failed so we inform the user of the required version and exit
    print "Invalid python version being used.  Detected version %s,"  % (vernumstring)
    print "but version %i.%i.%i or better is required!" % (NEEDS_PYTHON_MAJOR,NEEDS_PYTHON_MINOR,NEEDS_PYTHON_MICRO)
    print "You either have the wrong version of Python installed or you"
    print "have multiple versions installed.  If you have multiple versions,"
    print "please make sure Python %i.%i.%i or better is found first in your path or explicitly" % (NEEDS_PYTHON_MAJOR,NEEDS_PYTHON_MINOR,NEEDS_PYTHON_MICRO)
    print "start using, \"<path>\python <program>\"."
    sys.exit( 1 )