DJango内建模板转向jinja2的小脚本
import re,os def org(path=os.getcwd(),fs=None,preview=True): fs = fs or [] for root,dirs,files in os.walk(path): for f in files: if f[-4:]=='html': fp=os.path.join(root,f) s=open(fp,encoding='u8').read() for func in fs: s=func(s,preview) if not preview: open(fp,'w',encoding='u8').write(s) url_kwargs_reg=re.compile(r""" {%\s*url\s+ (?P<viewfunc>((?P<q1>['"]?)[\w:.]+(?P=q1))) (?P<kwargs>(\s+\w+\s*=\s*(?P<q2>['"]?)[.\w]+(?P=q2))*) \s*%}""",re.X) nv_reg=re.compile(r"""\s+ (?P<name>\w+) \s*=\s* (?P<value>(?P<q2>[\'"]?)[.\w]+(?P=q2)) """,re.X) def url_kwargs(text,preview=1): for old,new in [ (m.group(),'{%% url(%s,kwargs=dict(%s)) %%}'%( m.group('viewfunc'), ','.join(['%s=%s'%(n.group('name'),n.group('value')) for n in re.finditer(nv_reg,m.group('kwargs'))]), ) ) for m in re.finditer(url_kwargs_reg,text) ]: if preview: print('%s--->\n %s'%(old,new)) else: text=text.replace(old,new,1) return text url_args_reg=re.compile(r""" {%\s*url\s+ (?P<viewfunc>((?P<q1>['"]?)[\w:.]+(?P=q1))) (?P<args>(\s+(?P<q2>['"]?)[.\w]+(?P=q2))*) \s*%}""",re.X) def url_args(text,preview=1): for old,new in [ (m.group(),'{%% url(%s,args=(%s,)) %%}'%( m.group('viewfunc'), ','.join( m.group('args').split()), ) ) for m in re.finditer(url_args_reg,text) ]: if preview: print('%s--->\n %s'%(old,new)) else: text=text.replace(old,new,1) return text if __name__=='__main__': text=""" {% url viewname first =fir third= "thi" %} {% url "viewname" first = fir%} {% url 'viewname' first =fir second = 'sec' third ='thi' %} {% url 'funcname' first second 'third' %} {% url "funcname" first "third" %} {% url funcname first%} """ fs=[url_args,url_kwargs] org(fs=fs,preview=0)