[GitHub] [arrow] jorisvandenbossche commented on a change in pull request #10316: ARROW-12760: [C++][Python][R] Allow setting I/O thread pool size

[GitBox <gi...@apache.org>]

jorisvandenbossche commented on a change in pull request #10316:
URL: https://github.com/apache/arrow/pull/10316#discussion_r633456979



##########
File path: python/pyarrow/io.pxi
##########
@@ -42,6 +42,23 @@ cdef extern from "Python.h":
         char *v, Py_ssize_t len) except NULL
 
 
+def io_thread_count():
+    """
+    Return the number of threads to use for I/O operations.
+
+    The number of threads is set to a fixed value at startup. It can
+    be modified at runtime by calling :func:`set_io_thread_count()`.
+    """
+    return GetIOThreadPoolCapacity()
+
+
+def set_io_thread_count(int count):
+    """Set the number of threads to use for I/O operations."""

Review comment:
       Maybe can add a "See also" reference to `set_cpu_count` ? 




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