Mercurial > traipse_dev
view pyver.py @ 70:52a5fa913008 ornery-dev
Update Manager: Started working on the control panel. Right now the GUI is the hardest part. If you look through the code you will see that I can already obtain revision numbers.
author | sirebral |
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date | Tue, 18 Aug 2009 20:48:36 -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 )