Das deutsche Python-Forum

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In [1]: text = "lorem ipSUm blabla@domain.de blabla bla@domain.de"

In [2]: emailadressen = [x for x in text.split() if "@domain.de" in x]

In [3]: emailadressen
Out[3]: ['blabla@domain.de', 'bla@domain.de']

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file1 = open("DateiMitTextUndMailAdressen.txt","r")
for line1 in file1: 
    line1 = line1.strip()
        
    file2 = open("DateiMitDomainsZumSuchen.txt", "r")
    for line2 in file2:
        line2 = line2.strip()
        
        if line2 in line1:
            print line1
            
    file2.close()
file1.close()

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f = open('foo.txt')
for line in f:
    print line
f.close()

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from __future__ import with_statement  # in Python 2.5

with open('foo.txt') as f:
    for line in f:
        print line

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#!/usr/bin/env python2.5

from __future__ import with_statement

domains = []

with open('domains.txt', "r") as dfile:
    for line in dfile:
        line = line.strip()
        domains.append(line)
    dfile.close()

with open("DateiMitDomainsZumSuchen.txt", "r") as f:
    for line in f: 
        line = line.strip()

        for domain in domains:
            if domain in line:
                print line
    f.close()

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#!/usr/bin/env python2.5

from __future__ import with_statement

def extract_domains(domain_file, source_file):
    with open(domain_file, "r") as dfile:
        domains = set(x.strip() for x in dfile)

    with open(source_file"r") as fp:
        lines = set(line.strip() for line if fp for d in domains if d in line.strip())

    return lines

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lines = set(line.strip() for line if fp for d in domains if d in line.strip())

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lines = set(line.strip() for line in fp for d in domains if d in line.strip())

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lines = set(line.strip() for line in fp 
                         for d in domains
                         if d in line.strip())