https://github.com/python/cpython/commit/e5b47ea5859522f81599a82d49175f6fad263482 commit: e5b47ea5859522f81599a82d49175f6fad263482 branch: 3.7 author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com> committer: GitHub <noreply at github.com> date: 2018年07月07日T13:39:03-07:00 summary: bpo-33804: Document that the argument for io.TextIOBase.read() is optional (GH-7510) (cherry picked from commit b6bb77c2b8e83ba6cb845c7b512ac564276e854f) Co-authored-by: Andrés Delfino <adelfino at gmail.com> files: M Doc/library/io.rst diff --git a/Doc/library/io.rst b/Doc/library/io.rst index f2e0fdbc5bf3..98649de7310f 100644 --- a/Doc/library/io.rst +++ b/Doc/library/io.rst @@ -799,7 +799,7 @@ Text I/O .. versionadded:: 3.1 - .. method:: read(size) + .. method:: read(size=-1) Read and return at most *size* characters from the stream as a single :class:`str`. If *size* is negative or ``None``, reads until EOF.