diff options
Diffstat (limited to 'Doc/lib')
| -rw-r--r-- | Doc/lib/libintro.tex | 10 | ||||
| -rw-r--r-- | Doc/lib/libobjs.tex | 5 | ||||
| -rw-r--r-- | Doc/lib/libselect.tex | 4 |
3 files changed, 10 insertions, 9 deletions
diff --git a/Doc/lib/libintro.tex b/Doc/lib/libintro.tex index 4435c1a..70d7478 100644 --- a/Doc/lib/libintro.tex +++ b/Doc/lib/libintro.tex @@ -3,10 +3,10 @@ The ``Python library'' contains several different kinds of components. It contains data types that would normally be considered part of the -``core'' of the language, such as numbers and lists. For these types, -the core language defines the form of literals and places some -constraints on their semantics, but it does not fully describe the -semantics. (On the other hand, the core of the language defines +``core'' of a language, such as numbers and lists. For these types, +the Python language core defines the form of literals and places some +constraints on their semantics, but does not fully define the +semantics. (On the other hand, the language core does define syntactic properties like the spelling and priorities of operators.) The library also contains built-in functions and exceptions --- @@ -39,7 +39,7 @@ skip to the next chapter when you get bored, you will get a reasonable overview of the available modules and application areas that are supported by the Python library. Of course, you don't \emph{have} to read it like a novel --- you can also browse the table of contents (in -front of the manual) or look for a specific function, module or term +front of the manual), or look for a specific function, module or term in the index (in the back). And finally, if you enjoy learning about random subjects, you choose a random page number (see module \code{rand}) and read a section or two. diff --git a/Doc/lib/libobjs.tex b/Doc/lib/libobjs.tex index 9006b8a..b4dd409 100644 --- a/Doc/lib/libobjs.tex +++ b/Doc/lib/libobjs.tex @@ -3,9 +3,10 @@ \nodename{Built-in Objects} Names for built-in exceptions and functions are found in a separate -symbol table. This table is searched last, so local and global +symbol table. This table is searched last when the interpreter looks +up the meaning of a name, so local and global user-defined names can override built-in names. Built-in types are -described together here for easy reference. % +described together here for easy reference.% \footnote{Most descriptions sorely lack explanations of the exceptions that may be raised --- this will be fixed in a future version of this manual.} diff --git a/Doc/lib/libselect.tex b/Doc/lib/libselect.tex index 421d1aa..0b50101 100644 --- a/Doc/lib/libselect.tex +++ b/Doc/lib/libselect.tex @@ -12,14 +12,14 @@ corresponding string, as would be printed by the C function \code{perror()}. \end{excdesc} -\begin{funcdesc}{select}{iwtd\, owtd\, ewtd\, timeout} +\begin{funcdesc}{select}{iwtd\, owtd\, ewtd\optional{\, timeout}} This is a straightforward interface to the \UNIX{} \code{select()} system call. The first three arguments are lists of `waitable objects': either integers representing \UNIX{} file descriptors or objects with a parameterless method named \code{fileno()} returning such an integer. The three lists of waitable objects are for input, output and `exceptional conditions', respectively. Empty lists are -allowed. The optional last argument is a time-out specified as a +allowed. The optional \var{timeout} argument specifies a time-out as a floating point number in seconds. When the \var{timeout} argument is omitted the function blocks until at least one file descriptor is ready. A time-out value of zero specifies a poll and never blocks. |