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Note that csv files (when they are actual files) must be opened in 'b'inary

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mode.  Note that the only restriction on the csvfile passed to writer
objects is that it have a write method.
This commit is contained in:
Skip Montanaro 2003-07-02 15:32:48 +00:00
parent 774816f817
commit 5e4e39f12a
1 changed files with 9 additions and 4 deletions
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13
Doc/lib/libcsv.tex
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@ -54,7 +54,9 @@ The \module{csv} module defines the following functions:
Return a reader object which will iterate over lines in the given
{}\var{csvfile}. \var{csvfile} can be any object which supports the
iterator protocol and returns a string each time its \method{next}
method is called. An optional \var{dialect} parameter can be given
method is called. If \var{csvfile} is a file object, it must be opened with
the 'b' flag on platforms where that makes a difference. An optional
{}\var{dialect} parameter can be given
which is used to define a set of parameters specific to a particular CSV
dialect. It may be an instance of a subclass of the \class{Dialect}
class or one of the strings returned by the \function{list_dialects}
@ -71,7 +73,10 @@ conversion is performed.
\begin{funcdesc}{writer}{csvfile\optional{,
dialect=\code{'excel'}\optional{, fmtparam}}}
Return a writer object responsible for converting the user's data into
delimited strings on the given file-like object. An optional
delimited strings on the given file-like object. \var{csvfile} can be any
object with a \function{write} method. If \var{csvfile} is a file object,
it must be opened with the 'b' flag on platforms where that makes a
difference. An optional
{}\var{dialect} parameter can be given which is used to define a set of
parameters specific to a particular CSV dialect. It may be an instance
of a subclass of the \class{Dialect} class or one of the strings
@ -125,7 +130,7 @@ read has more fields than the fieldnames sequence, the remaining data is
added as a sequence keyed by the value of \var{restkey}. If the row read
has fewer fields than the fieldnames sequence, the remaining keys take the
value of the optiona \var{restval} parameter. All other parameters are
interpreted as for regular readers.
interpreted as for \class{reader} objects.
\end{classdesc}
@ -143,7 +148,7 @@ method contains a key not found in \var{fieldnames}, the optional
\var{extrasaction} parameter indicates what action to take. If it is set
to \code{'raise'} a \exception{ValueError} is raised. If it is set to
\code{'ignore'}, extra values in the dictionary are ignored. All other
parameters are interpreted as for regular writers.
parameters are interpreted as for \class{writer} objects.
\end{classdesc}
\begin{classdesc*}{Dialect}{}