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Python中怎么實(shí)現(xiàn)統(tǒng)計行數(shù),很多新手對此不是很清楚,為了幫助大家解決這個難題,下面小編將為大家詳細(xì)講解,有這方面需求的人可以來學(xué)習(xí)下,希望你能有所收獲。
Python程序腳本文件LineCount.py的內(nèi)容如下:
import sys; import os; class LineCount: def trim(self,docstring): if not docstring: return '' lines = docstring.expandtabs().splitlines() indent = sys.maxint for line in lines[1:]: stripped = line.lstrip() if stripped: indent = min(indent, len(line) - len(stripped)) trimmed = [lines[0].strip()] if indent < sys.maxint: for line in lines[1:]: trimmed.append(line[indent:].rstrip()) while trimmed and not trimmed[-1]: trimmed.pop() while trimmed and not trimmed[0]: trimmed.pop(0) return '\n'.join(trimmed) def FileLineCount(self,filename): (filepath,tempfilename) = os.path.split(filename); (shotname,extension) = os.path.splitext(tempfilename); if extension == '.txt' or extension == '.hol' : # file type file = open(filename,'r'); self.sourceFileCount += 1; allLines = file.readlines(); file.close(); lineCount =0; commentCount = 0; blankCount = 0; codeCount = 0; for eachLine in allLines: if eachLine != " " : eachLineeachLine = eachLine.replace(" ",""); #remove space eachLine = self.trim(eachLine); #remove tabIndent if eachLine.find('--') == 0 : #LINECOMMENT commentCount += 1; else : if eachLine == "": blankCount += 1; else : codeCount += 1; lineCountlineCount = lineCount + 1; self.all += lineCount; self.allComment += commentCount; self.allBlank += blankCount; self.allSource += codeCount; print filename; print ' Total :',lineCount ; print ' Comment :',commentCount; print ' Blank :',blankCount; print ' Source :',codeCount; def CalulateCodeCount(self,filename): if os.path.isdir(filename) : if not filename.endswith('\\'): filename += '\\'; for file in os.listdir(filename): if os.path.isdir(filename + file): self.CalulateCodeCount(filename + file); else: self.FileLineCount(filename + file); else: self.FileLineCount(filename); # Open File def __init__(self): self.all = 0; self.allComment =0; self.allBlank = 0; self.allSource = 0; self.sourceFileCount = 0; filename = raw_input('Enter file name: '); self.CalulateCodeCount(filename); if self.sourceFileCount == 0 : print 'No Code File'; pass; print '\n'; print '***************** All Files **********************'; print ' Files :',self.sourceFileCount; print ' Total :',self.all; print ' Comment :',self.allComment; print ' Blank :',self.allBlank; print ' Source :',self.allSource; print '****************************************************'; myLineCount = LineCount();
可以看到extension == '.txt' or extension == '.hol'這句是判斷文件的后綴,來確定是否要計算代碼行數(shù)。if eachLine.find('--') == 0 :這句來判斷當(dāng)前行是不是單行注釋(我們的這門語言不支持塊注釋)。為了能在其他機(jī)器上運(yùn)行,使用了py2exe來把Python腳本生成可執(zhí)行的exe,setup.py腳本內(nèi)容如下:
from distutils.core import setup import py2exe setup( version = "0.0.1", description = "LineCount", name = "LineCount", console = ["LineCount.py"], )
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