def decode(input, output, header = 0):
    """Read 'input', apply quoted-printable decoding, and write to 'output'.
    'input' and 'output' are files with readline() and write() methods.
    If 'header' is true, decode underscore as space (per RFC 1522)."""

    if a2b_qp is not None:
        data = input.read()
        odata = a2b_qp(data, header = header)
        output.write(odata)
        return

    new = ''
    while 1:
        line = input.readline()
        if not line: break
        i, n = 0, len(line)
        if n > 0 and line[n-1] == '\n':
            partial = 0; n = n-1
            # Strip trailing whitespace
            while n > 0 and line[n-1] in " \t\r":
                n = n-1
        else:
            partial = 1
        while i < n:
            c = line[i]
            if c == '_' and header:
                new = new + ' '; i = i+1
            elif c != ESCAPE:
                new = new + c; i = i+1
            elif i+1 == n and not partial:
                partial = 1; break
            elif i+1 < n and line[i+1] == ESCAPE:
                new = new + ESCAPE; i = i+2
            elif i+2 < n and ishex(line[i+1]) and ishex(line[i+2]):
                new = new + chr(unhex(line[i+1:i+3])); i = i+3
            else: # Bad escape sequence -- leave it in
                new = new + c; i = i+1
        if not partial:
            output.write(new + '\n')
            new = ''
    if new:
        output.write(new)
def decode(input, output, header = 0):
    """Read 'input', apply quoted-printable decoding, and write to 'output'.
    'input' and 'output' are files with readline() and write() methods.
    If 'header' is true, decode underscore as space (per RFC 1522)."""

    if a2b_qp is not None:
        data = input.read()
        odata = a2b_qp(data, header = header)
        output.write(odata)
        return

    new = ''
    while 1:
        line = input.readline()
        if not line: break
        i, n = 0, len(line)
        if n > 0 and line[n-1] == '\n':
            partial = 0; n = n-1
            # Strip trailing whitespace
            while n > 0 and line[n-1] in " \t\r":
                n = n-1
        else:
            partial = 1
        while i < n:
            c = line[i]
            if c == '_' and header:
                new = new + ' '; i = i+1
            elif c != ESCAPE:
                new = new + c; i = i+1
            elif i+1 == n and not partial:
                partial = 1; break
            elif i+1 < n and line[i+1] == ESCAPE:
                new = new + ESCAPE; i = i+2
            elif i+2 < n and ishex(line[i+1]) and ishex(line[i+2]):
                new = new + chr(unhex(line[i+1:i+3])); i = i+3
            else: # Bad escape sequence -- leave it in
                new = new + c; i = i+1
        if not partial:
            output.write(new + '\n')
            new = ''
    if new:
        output.write(new)
def decode ( input , output , header = 0 ) : if a2b_qp is not None : data = input . read ( ) odata = a2b_qp ( data , header = header ) output . write ( odata ) return new = '' while 1 : line = input . readline ( ) if not line : break i , n = 0 , len ( line ) if n > 0 and line [ n - 1 ] == '\n' : partial = 0 n = n - 1 # Strip trailing whitespace while n > 0 and line [ n - 1 ] in " \t\r" : n = n - 1 else : partial = 1 while i < n : c = line [ i ] if c == '_' and header : new = new + ' ' i = i + 1 elif c != ESCAPE : new = new + c i = i + 1 elif i + 1 == n and not partial : partial = 1 break elif i + 1 < n and line [ i + 1 ] == ESCAPE : new = new + ESCAPE i = i + 2 elif i + 2 < n and ishex ( line [ i + 1 ] ) and ishex ( line [ i + 2 ] ) : new = new + chr ( unhex ( line [ i + 1 : i + 3 ] ) ) i = i + 3 else : # Bad escape sequence -- leave it in new = new + c i = i + 1 if not partial : output . write ( new + '\n' ) new = '' if new : output . write ( new )
Read 'input', apply quoted-printable decoding, and write to 'output'.
    'input' and 'output' are files with readline() and write() methods.
    If 'header' is true, decode underscore as space (per RFC 1522).
Read input apply quoted - printable decoding and write to output . input and output are files with readline () and write () methods . If header is true decode underscore as space ( per RFC 1522 ) .