merge_files Namespace Reference

Functions
def	mergeFiles
Variables
tuple	parser = OptionParser(usage="usage: %prog [options]")
string	dest = "fragFileName"
	default = None,
string	help = "The path and name of the file one wants to merge into the 'master' one"
string	action = "store_true"
int	sc = 1
string	stampFileName = ".stamp"
tuple	globalLock = locker.LockFile(os.environ["GAUDI_BUILD_LOCK"], temporary = True)
tuple	stamp = open( stampFileName, 'w' )

---

Function Documentation

def merge_files::mergeFiles	(		fragFileName,
			mergedFileName,
			commentChar,
			doMerge
	)

Definition at line 12 of file merge_files.py.

00012                                                                     :
00013 
00014     isNewFile = not os.path.exists(mergedFileName)
00015     
00016     # create an empty file if it does not exist
00017     # "append mode" ensures that, in case of two processes trying to
00018     # create the file, they do not truncate each other file
00019     if isNewFile:
00020         # check if the destination directory exists
00021         path_to_file = os.path.split(mergedFileName)[0]
00022         if not os.path.isdir(path_to_file):
00023             # if doesn't exist, create it
00024             os.makedirs(path_to_file)
00025         open(mergedFileName,'a')
00026     
00027     mergedFile = open( mergedFileName, 'r+' )
00028 
00029     # locking file, gaining exclusive access to it
00030     lock = locker.lock( mergedFile )
00031     try:
00032     
00033 
00034         startMark = "%s --Beg %s" % ( commentChar,
00035                                       os.path.basename(fragFileName) )
00036         timeMark  = "%s --Date inserted: %s" % ( commentChar,
00037                                                  str(datetime.now()) )
00038         endMark   = "%s --End %s" % ( commentChar,
00039                                       os.path.basename(fragFileName) )
00040 
00041         newLines = [ ]
00042         skipBlock = False
00043         for line in mergedFile.readlines():
00044             if line.startswith(startMark):
00045                 skipBlock = True
00046                 # remove all the empty lines occurring before the start mark
00047                 while (len(newLines) > 0) and (newLines[-1].strip() == ''):
00048                     newLines.pop()
00049             if not skipBlock:
00050                 newLines.append(line)
00051             if line.startswith(endMark):
00052                 skipBlock = False
00053         if skipBlock:
00054             print "WARNING: missing end mark ('%s')"%endMark
00055     
00056         if doMerge:
00057             # I do not want to add 2 empty lines at the beginning of a file
00058             if not isNewFile:
00059                 newLines.append('\n\n')
00060             newLines.append(startMark+'\n')
00061             newLines.append(timeMark+'\n')
00062     
00063             for line in open( fragFileName, 'r' ).readlines():
00064                 newLines.append(line)
00065         
00066             newLines.append(endMark+'\n')
00067     
00068         mergedFile.seek(0)
00069         mergedFile.truncate(0)
00070         mergedFile.writelines(newLines)
00071 
00072     finally:
00073         # unlock file
00074         locker.unlock( mergedFile )
00075     
00076     return 0
00077 
if __name__ == "__main__":

---

Variable Documentation

string merge_files::action = "store_true"

Definition at line 106 of file merge_files.py.

string merge_files::default = None,

Definition at line 86 of file merge_files.py.

string merge_files::dest = "fragFileName"

Definition at line 85 of file merge_files.py.

merge_files::globalLock = locker.LockFile(os.environ["GAUDI_BUILD_LOCK"], temporary = True)

Definition at line 155 of file merge_files.py.

string merge_files::help = "The path and name of the file one wants to merge into the 'master' one"

Definition at line 87 of file merge_files.py.

tuple merge_files::parser = OptionParser(usage="usage: %prog [options]")

Definition at line 81 of file merge_files.py.

tuple merge_files::sc = 1

Definition at line 136 of file merge_files.py.

tuple merge_files::stamp = open( stampFileName, 'w' )

Definition at line 163 of file merge_files.py.

tuple merge_files::stampFileName = ".stamp"

Definition at line 145 of file merge_files.py.