Python string 模块，zfill() 实例源码

def saveFile(self, url, page, idx):
        user_define_name = self.now_date() + '_p_' + str(page) + '_' + string.zfill(idx, 2)  # ??2?
        file_ext = self.file_extension(url)  # ???
        save_file_name = user_define_name + "_" + file_ext

        # ???????open??
        # urllib.urlretrieve(item[0], self.save_path + save_file_name)
        # ????
        url = self.CheckUrlValidate(url)
        try:
            pic = requests.get(url, timeout=30)
            f = open(self.store_dir + os.sep + save_file_name, 'wb')
            f.write(pic.content)
            f.close()
            print '\ndone save file ' + save_file_name
        except ReadTimeout:
            print 'save file %s failed. cause by timeout(30)' %(save_file_name)
        except Exception, e:
            print 'this python version does not support https.'
            print e

    #??url????http:??

def spew_internaldate(self, id, msg, _w=None, _f=None):
        if _w is None:
            _w = self.transport.write
        idate = msg.getInternalDate()
        ttup = rfc822.parsedate_tz(idate)
        if ttup is None:
            log.msg("%d:%r: unpareseable internaldate: %r" % (id, msg, idate))
            raise IMAP4Exception("Internal failure generating INTERNALDATE")

        odate = time.strftime("%d-%b-%Y %H:%M:%S ", ttup[:9])
        if ttup[9] is None:
            odate = odate + "+0000"
        else:
            if ttup[9] >= 0:
                sign = "+"
            else:
                sign = "-"
            odate = odate + sign + string.zfill(str(((abs(ttup[9]) / 3600) * 100 + (abs(ttup[9]) % 3600) / 60)), 4)
        _w('INTERNALDATE ' + _quote(odate))

def spew_internaldate(self, id, msg, _w=None, _f=None):
        if _w is None:
            _w = self.transport.write
        idate = msg.getInternalDate()
        ttup = rfc822.parsedate_tz(idate)
        if ttup is None:
            log.msg("%d:%r: unpareseable internaldate: %r" % (id, msg, idate))
            raise IMAP4Exception("Internal failure generating INTERNALDATE")

        odate = time.strftime("%d-%b-%Y %H:%M:%S ", ttup[:9])
        if ttup[9] is None:
            odate = odate + "+0000"
        else:
            if ttup[9] >= 0:
                sign = "+"
            else:
                sign = "-"
            odate = odate + sign + string.zfill(str(((abs(ttup[9]) / 3600) * 100 + (abs(ttup[9]) % 3600) / 60)), 4)
        _w('INTERNALDATE ' + _quote(odate))

def saveFile(self, url, page, idx):
        user_define_name = self.now_date() + '_p_' + str(page) + '_' + string.zfill(idx, 2)  # ??2?
        file_ext = self.file_extension(url)  # ???
        save_file_name = user_define_name + "_" + file_ext

        # ???????open??
        # urllib.urlretrieve(item[0], self.save_path + save_file_name)
        # ????
        url = self.CheckUrlValidate(url)
        try:
            pic = requests.get(url, timeout=10)
            f = open(self.store_dir + os.sep + save_file_name, 'wb')
            f.write(pic.content)
            f.close()
            print '\ndone save file ' + save_file_name
        except ReadTimeout:
              print 'save file %s failed. cause by timeout(10)' %(save_file_name)
        except MissingSchema:
            print 'invalid url %s' %(url)
        except Exception, e:
            print e


    #??url????http:??

def now():
    """Returns a string containing the current date and time.

    This function is used internally by VideoCapture to generate the timestamp
    with which a snapshot can optionally be marked.

    """
    weekday = ('Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun')
    #weekday = ('Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa', 'So')
    #weekday = ('-', '-', '-', '-', '-', '-', '-')
    y, m, d, hr, min, sec, wd, jd, dst = time.localtime(time.time())
    return '%s:%s:%s %s %s.%s.%s' % (string.zfill(hr, 2), string.zfill(min, 2), string.zfill(sec, 2), weekday[wd], d, m, y)

def now():
    """Returns a string containing the current date and time.

    This function is used internally by VideoCapture to generate the timestamp
    with which a snapshot can optionally be marked.

    """
    weekday = ('Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun')
    #weekday = ('Mo', 'Di', 'Mi', 'Do', 'Fr', 'Sa', 'So')
    #weekday = ('-', '-', '-', '-', '-', '-', '-')
    y, m, d, hr, min, sec, wd, jd, dst = time.localtime(time.time())
    return '%s:%s:%s %s %s.%s.%s' % (string.zfill(hr, 2), string.zfill(min, 2), string.zfill(sec, 2), weekday[wd], d, m, y)

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def _get_id(self, tracklist):
        # fill in self.id and self.toc.
        # if the argument is a string ending in .rdb, the part
        # upto the suffix is taken as the id.
        if type(tracklist) == type(''):
            if tracklist[-4:] == '.rdb':
                self.id = tracklist[:-4]
                self.toc = ''
                return
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        ntracks = len(tracklist)
        self.id = _dbid((ntracks >> 4) & 0xF) + _dbid(ntracks & 0xF)
        if ntracks <= _DB_ID_NTRACKS:
            nidtracks = ntracks
        else:
            nidtracks = _DB_ID_NTRACKS - 1
            min = 0
            sec = 0
            for track in tracklist:
                start, length = track
                min = min + length[0]
                sec = sec + length[1]
            min = min + sec / 60
            sec = sec % 60
            self.id = self.id + _dbid(min) + _dbid(sec)
        for i in range(nidtracks):
            start, length = tracklist[i]
            self.id = self.id + _dbid(length[0]) + _dbid(length[1])
        self.toc = string.zfill(ntracks, 2)
        for track in tracklist:
            start, length = track
            self.toc = self.toc + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def _get_id(self, tracklist):
        # fill in self.id and self.toc.
        # if the argument is a string ending in .rdb, the part
        # upto the suffix is taken as the id.
        if type(tracklist) == type(''):
            if tracklist[-4:] == '.rdb':
                self.id = tracklist[:-4]
                self.toc = ''
                return
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        ntracks = len(tracklist)
        self.id = _dbid((ntracks >> 4) & 0xF) + _dbid(ntracks & 0xF)
        if ntracks <= _DB_ID_NTRACKS:
            nidtracks = ntracks
        else:
            nidtracks = _DB_ID_NTRACKS - 1
            min = 0
            sec = 0
            for track in tracklist:
                start, length = track
                min = min + length[0]
                sec = sec + length[1]
            min = min + sec / 60
            sec = sec % 60
            self.id = self.id + _dbid(min) + _dbid(sec)
        for i in range(nidtracks):
            start, length = tracklist[i]
            self.id = self.id + _dbid(length[0]) + _dbid(length[1])
        self.toc = string.zfill(ntracks, 2)
        for track in tracklist:
            start, length = track
            self.toc = self.toc + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def _get_id(self, tracklist):
        # fill in self.id and self.toc.
        # if the argument is a string ending in .rdb, the part
        # upto the suffix is taken as the id.
        if type(tracklist) == type(''):
            if tracklist[-4:] == '.rdb':
                self.id = tracklist[:-4]
                self.toc = ''
                return
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        ntracks = len(tracklist)
        self.id = _dbid((ntracks >> 4) & 0xF) + _dbid(ntracks & 0xF)
        if ntracks <= _DB_ID_NTRACKS:
            nidtracks = ntracks
        else:
            nidtracks = _DB_ID_NTRACKS - 1
            min = 0
            sec = 0
            for track in tracklist:
                start, length = track
                min = min + length[0]
                sec = sec + length[1]
            min = min + sec / 60
            sec = sec % 60
            self.id = self.id + _dbid(min) + _dbid(sec)
        for i in range(nidtracks):
            start, length = tracklist[i]
            self.id = self.id + _dbid(length[0]) + _dbid(length[1])
        self.toc = string.zfill(ntracks, 2)
        for track in tracklist:
            start, length = track
            self.toc = self.toc + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)

def _dbid(v):
    if v >= len(_dbid_map):
        return string.zfill(v, 2)
    else:
        return _dbid_map[v]

def baidu_tieba(url,begin_page,end_page):
    for i in range(begin_page, end_page+1):
        sName = string.zfill(i,5) + '.html'#???????????
        print '?????' + str(i) + '??????????' + sName + '......'
        f = open(sName,'w+')
        m = urllib2.urlopen(url + str(i)).read()
        f.write(m)
        f.close()


#-------- ??????? ------------------

def writerest(self):
        """Finish the file"""

        ws = self.writestr
        self._locations[3] = self._fpos

        ws("3 0 obj\n")
        ws("<<\n")
        ws("/Type /Pages\n")
        buf = "".join(("/Count ", str(self._pageNo), "\n"))
        ws(buf)
        buf = "".join(("/MediaBox [ 0 0 ", str(self._pageWd), " ", str(self._pageHt), " ]\n"))
        ws(buf)
        ws("/Kids [ ")

        for i in range(1, self._pageNo+1):
            buf = "".join((str(self._pageObs[i]), " 0 R "))
            ws(buf)

        ws("]\n")
        ws(">>\n")
        ws("endobj\n")

        xref = self._fpos
        ws("xref\n")
        buf = "".join(("0 ", str((self._curobj) + 1), "\n"))
        ws(buf)
        buf = "".join(("0000000000 65535 f ", str(LINE_END)))
        ws(buf)

        for i in range(1, self._curobj + 1):
            val = self._locations[i]
            buf = "".join((string.zfill(str(val), 10), " 00000 n ", str(LINE_END)))
            ws(buf)

        ws("trailer\n")
        ws("<<\n")
        buf = "".join(("/Size ", str(self._curobj + 1), "\n"))
        ws(buf)
        ws("/Root 2 0 R\n")
        ws("/Info 1 0 R\n")
        ws(">>\n")

        ws("startxref\n")
        buf = "".join((str(xref), "\n"))
        ws(buf)
        ws("%%EOF\n")

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (string.atoi(tracklist[i:i+2]), \
                           string.atoi(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = string.atoi(name[6:])
                    self.track[trackno] = value
        f.close()

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = int(name[6:])
                    self.track[trackno] = value
        f.close()

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (string.atoi(tracklist[i:i+2]), \
                           string.atoi(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = string.atoi(name[6:])
                    self.track[trackno] = value
        f.close()

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = int(name[6:])
                    self.track[trackno] = value
        f.close()

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (string.atoi(tracklist[i:i+2]), \
                           string.atoi(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = string.atoi(name[6:])
                    self.track[trackno] = value
        f.close()

def __init__(self, tracklist):
        import string
        self.artist = ''
        self.title = ''
        if type(tracklist) == type(''):
            t = []
            for i in range(2, len(tracklist), 4):
                t.append((None, \
                          (int(tracklist[i:i+2]), \
                           int(tracklist[i+2:i+4]))))
            tracklist = t
        self.track = [None] + [''] * len(tracklist)
        self.id = 'd' + string.zfill(len(tracklist), 2)
        for track in tracklist:
            start, length = track
            self.id = self.id + string.zfill(length[0], 2) + \
                      string.zfill(length[1], 2)
        try:
            import posix
            f = open(posix.environ['HOME'] + '/' + cdplayerrc, 'r')
        except IOError:
            return
        import re
        reg = re.compile(r'^([^:]*):\t(.*)')
        s = self.id + '.'
        l = len(s)
        while 1:
            line = f.readline()
            if line == '':
                break
            if line[:l] == s:
                line = line[l:]
                match = reg.match(line)
                if not match:
                    print 'syntax error in ~/' + cdplayerrc
                    continue
                name, value = match.group(1, 2)
                if name == 'title':
                    self.title = value
                elif name == 'artist':
                    self.artist = value
                elif name[:5] == 'track':
                    trackno = int(name[6:])
                    self.track[trackno] = value
        f.close()