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Describe new ("unsigned") behavior of hex() and oct().

This commit is contained in:
Guido van Rossum 1997-01-14 18:44:23 +00:00
parent 9a0313cd62
commit 5cd752028c
2 changed files with 24 additions and 4 deletions
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14
Doc/lib/libfuncs.tex
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@ -189,7 +189,12 @@ module from which it is called).
\begin{funcdesc}{hex}{x}
Convert an integer number (of any size) to a hexadecimal string.
The result is a valid Python expression.
The result is a valid Python expression. Note: this always yields
an unsigned literal, e.g. on a 32-bit machine, \code{hex(-1)} yields
\code{'0xffffffff'}. When evaluated on a machine with the same
word size, this literal is evaluated as -1; at a different word
size, it may turn up as a large positive number or raise an
\code{OverflowError} exception.
\end{funcdesc}
\begin{funcdesc}{id}{object}
@ -256,7 +261,12 @@ any kind of sequence; the result is always a list.
\begin{funcdesc}{oct}{x}
Convert an integer number (of any size) to an octal string. The
result is a valid Python expression.
result is a valid Python expression. Note: this always yields
an unsigned literal, e.g. on a 32-bit machine, \code{oct(-1)} yields
\code{'037777777777'}. When evaluated on a machine with the same
word size, this literal is evaluated as -1; at a different word
size, it may turn up as a large positive number or raise an
\code{OverflowError} exception.
\end{funcdesc}
\begin{funcdesc}{open}{filename\optional{\, mode\optional{\, bufsize}}}

14
Doc/libfuncs.tex
View File

@ -189,7 +189,12 @@ module from which it is called).
\begin{funcdesc}{hex}{x}
Convert an integer number (of any size) to a hexadecimal string.
The result is a valid Python expression.
The result is a valid Python expression. Note: this always yields
an unsigned literal, e.g. on a 32-bit machine, \code{hex(-1)} yields
\code{'0xffffffff'}. When evaluated on a machine with the same
word size, this literal is evaluated as -1; at a different word
size, it may turn up as a large positive number or raise an
\code{OverflowError} exception.
\end{funcdesc}
\begin{funcdesc}{id}{object}
@ -256,7 +261,12 @@ any kind of sequence; the result is always a list.
\begin{funcdesc}{oct}{x}
Convert an integer number (of any size) to an octal string. The
result is a valid Python expression.
result is a valid Python expression. Note: this always yields
an unsigned literal, e.g. on a 32-bit machine, \code{oct(-1)} yields
\code{'037777777777'}. When evaluated on a machine with the same
word size, this literal is evaluated as -1; at a different word
size, it may turn up as a large positive number or raise an
\code{OverflowError} exception.
\end{funcdesc}
\begin{funcdesc}{open}{filename\optional{\, mode\optional{\, bufsize}}}