diff options
| -rw-r--r-- | Doc/lib/libtypes.tex | 13 | ||||
| -rw-r--r-- | Doc/libtypes.tex | 13 |
2 files changed, 18 insertions, 8 deletions
diff --git a/Doc/lib/libtypes.tex b/Doc/lib/libtypes.tex index 8c77e49..5fde9d0 100644 --- a/Doc/lib/libtypes.tex +++ b/Doc/lib/libtypes.tex @@ -307,9 +307,14 @@ are not supported. Since Python strings have an explicit length, \code{\%s} conversions don't assume that \code{'\\0'} is the end of the string. -For safety reasons, huge floating point precisions are truncated; -\code{\%f} conversions for huge numbers are replaced by -\code{\%g} conversions. All other errors raise exceptions. +For safety reasons, floating point precisions are clipped to 50; +\code{\%f} conversions for numbers whose absolute value is over 1e25 +are replaced by \code{\%g} conversions.% +\footnote{These numbers are fairly arbitrary. They are intended to +avoid printing endless strings of meaningless digits without hampering +correct use and without having to know the exact precision of floating +point values on a particular machine.} +All other errors raise exceptions. If the right argument is a dictionary (or any kind of mapping), then the formats in the string must have a parenthesized key into that @@ -350,7 +355,7 @@ The following operations are defined on mutable sequence types (where \lineiii{del \var{s}[\var{i}:\var{j}]} {same as \code{\var{s}[\var{i}:\var{j}] = []}}{} \lineiii{\var{s}.append(\var{x})} - {same as \code{\var{s}[len(\var{x}):len(\var{x})] = [\var{x}]}}{} + {same as \code{\var{s}[len(\var{s}):len(\var{s})] = [\var{x}]}}{} \lineiii{\var{s}.count(\var{x})} {return number of \var{i}'s for which \code{\var{s}[\var{i}] == \var{x}}}{} \lineiii{\var{s}.index(\var{x})} diff --git a/Doc/libtypes.tex b/Doc/libtypes.tex index 8c77e49..5fde9d0 100644 --- a/Doc/libtypes.tex +++ b/Doc/libtypes.tex @@ -307,9 +307,14 @@ are not supported. Since Python strings have an explicit length, \code{\%s} conversions don't assume that \code{'\\0'} is the end of the string. -For safety reasons, huge floating point precisions are truncated; -\code{\%f} conversions for huge numbers are replaced by -\code{\%g} conversions. All other errors raise exceptions. +For safety reasons, floating point precisions are clipped to 50; +\code{\%f} conversions for numbers whose absolute value is over 1e25 +are replaced by \code{\%g} conversions.% +\footnote{These numbers are fairly arbitrary. They are intended to +avoid printing endless strings of meaningless digits without hampering +correct use and without having to know the exact precision of floating +point values on a particular machine.} +All other errors raise exceptions. If the right argument is a dictionary (or any kind of mapping), then the formats in the string must have a parenthesized key into that @@ -350,7 +355,7 @@ The following operations are defined on mutable sequence types (where \lineiii{del \var{s}[\var{i}:\var{j}]} {same as \code{\var{s}[\var{i}:\var{j}] = []}}{} \lineiii{\var{s}.append(\var{x})} - {same as \code{\var{s}[len(\var{x}):len(\var{x})] = [\var{x}]}}{} + {same as \code{\var{s}[len(\var{s}):len(\var{s})] = [\var{x}]}}{} \lineiii{\var{s}.count(\var{x})} {return number of \var{i}'s for which \code{\var{s}[\var{i}] == \var{x}}}{} \lineiii{\var{s}.index(\var{x})} |