swiftly/filelikeiter.py
def readline(self, size=-1):
        """
        readline([size]) -> next line from the file, as a string.

        Retain newline.  A non-negative size argument limits the maximum
        number of bytes to return (an incomplete line may be returned then).
        Return an empty string at EOF.
        """
        if self.closed:
            raise ValueError('I/O operation on closed file')
        data = ''
        while '\n' not in data and (size < 0 or len(data) < size):
            if size < 0:
                chunk = self.read(1024)
            else:
                chunk = self.read(size - len(data))
            if not chunk:
                break
            data += chunk
        if '\n' in data:
            data, sep, rest = data.partition('\n')
            data += sep
            if self.buf:
                self.buf = rest + self.buf
            else:
                self.buf = rest
        return data
def readline(self, size=-1):
        """
        readline([size]) -> next line from the file, as a string.

        Retain newline.  A non-negative size argument limits the maximum
        number of bytes to return (an incomplete line may be returned then).
        Return an empty string at EOF.
        """
        if self.closed:
            raise ValueError('I/O operation on closed file')
        data = ''
        while '\n' not in data and (size < 0 or len(data) < size):
            if size < 0:
                chunk = self.read(1024)
            else:
                chunk = self.read(size - len(data))
            if not chunk:
                break
            data += chunk
        if '\n' in data:
            data, sep, rest = data.partition('\n')
            data += sep
            if self.buf:
                self.buf = rest + self.buf
            else:
                self.buf = rest
        return data
def readline ( self , size = - 1 ) : if self . closed : raise ValueError ( 'I/O operation on closed file' ) data = '' while '\n' not in data and ( size < 0 or len ( data ) < size ) : if size < 0 : chunk = self . read ( 1024 ) else : chunk = self . read ( size - len ( data ) ) if not chunk : break data += chunk if '\n' in data : data , sep , rest = data . partition ( '\n' ) data += sep if self . buf : self . buf = rest + self . buf else : self . buf = rest return data
readline([size]) -> next line from the file, as a string.

        Retain newline.  A non-negative size argument limits the maximum
        number of bytes to return (an incomplete line may be returned then).
        Return an empty string at EOF.
readline ( [ size ] ) - > next line from the file as a string .