#python 2.7.12

import re

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import re

​

regex = r"[.,']\d+[.,']\d+|[.,'](\d+)"

​

test_str = ("10,000\n"

    "1.1\n"

    ",1\n"

    ".2\n"

    "'3\n"

    "'100.000\n"

    ".200,000\n"

    "'300'000\n"

    "abc'100,000\n"

    "abc.4\n"

    "abc,5\n"

    "abc'6\n"

    "abc 7\n"

    ",8 abc\n"

    ".9 abc\n"

    "'10 abc\n"

    ".11abc\n"

    ",12abc")

​

matches = filter(None, re.findall(regex, test_str, re.MULTILINE))

print(matches)

​

​