Python 扫描源代码（文本）文件

parse_source.py

def process1(file):
    fr = open(file,'r')
    try:
        log_line_count = 0
        debug_trace_log_line_count = 0
        for line in fr:
            if('+' == line[0]): # modify in diff
                if('LOG_' in line):
                    log_line_count+=1
                    if('LOG_TRACE' in line or 'LOG_DEBUG' in line):
                        debug_trace_log_line_count+=1
        log_greater_than_info = log_line_count - debug_trace_log_line_count
        strText1 = "The count of line of " + file + " is (" + str(log_greater_than_info
            )  + ")"
        print(strText1)
        return log_greater_than_info
    finally:
        fr.close()


filelists = ['kernel.diff',
'kernel_kdaemon.diff',
'kernel_lib.diff',
'kernel_pem.diff',
'kernel_policy.diff',
'kernel_policy_mdplan.diff',
'kernel_rpi.diff']

total_log_count = 0
for file in filelists:
    total_log_count += process1(file)
strTotal="The total count is " + str(total_log_count)
print(strTotal)