extract_strings.py 文件源码

def strings(in_file):

    min = 4 

    with open(in_file, "rb") as f: 
        result = ""       
        for c in f.read():
            if c in string.printable:
                result += c.strip()
                continue
            if len(result) >= min:
                yield result
            result = ""
        if len(result) >= min:  # catch result at EOF
            yield result


# --------------------------------------------------------------------------------
# Function      : usage
#
# Purpose       : Proivde a mini help on usage of this program
#
# Parameters    : None
#
# Returns       : None