Das deutsche Python-Forum

Code: Alles auswählen

#!/usr/bin/env io

toSubtract := Map clone
File clone openForReading("test2.txt") do(
    foreachLine(line,
        parts := line split
        toSubtract atPut(parts first, parts last asNumber)
    )
    close
)

File clone openForReading("test.txt") do(
    foreachLine(line,
        (line findSeq("Figur:") == 0) ifTrue(
            parts := line split
            name := parts at(1)
            value := parts at(2) asNumber
            line = parts atPut(2, value - toSubtract at(name)) join(" ")
        )
        line println
    )
    close
)

Code: Alles auswählen

class MyFile(file):
    def __sub__(self, other):
        # hier passiert die Magie der "Dateisubtraktion"
        return neues_dateiobjekt # Datei3

Code: Alles auswählen

with open("bla1.txt") as f:
    for line in f:
        if line.startswith("Figur:"):
            figur1, zahl1 = line.split()[1:]
            handle = open("bla2.txt")
            for line2 in handle:
                figur2, zahl2 = line2.split()
                if figur1 == figur2:
                    zahl1 =  int(zahl1) - int(zahl2)
            handle.close()
            print "Figur: {0} {1}".format(figur1, zahl1)
        else:
            name = line.split()[1]
            print "Name: {0}".format(name)