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-rw-r--r--Lib/multiprocessing/connection.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/multiprocessing/connection.py b/Lib/multiprocessing/connection.py
index ca0c973..954e901 100644
--- a/Lib/multiprocessing/connection.py
+++ b/Lib/multiprocessing/connection.py
@@ -104,6 +104,13 @@ def arbitrary_address(family):
else:
raise ValueError('unrecognized family')
+def _validate_family(family):
+ '''
+ Checks if the family is valid for the current environment.
+ '''
+ if sys.platform != 'win32' and family == 'AF_PIPE':
+ raise ValueError('Family %s is not recognized.' % family)
+
def address_type(address):
'''
@@ -436,6 +443,7 @@ class Listener(object):
or default_family
address = address or arbitrary_address(family)
+ _validate_family(family)
if family == 'AF_PIPE':
self._listener = PipeListener(address, backlog)
else:
@@ -473,6 +481,7 @@ def Client(address, family=None, authkey=None):
Returns a connection to the address of a `Listener`
'''
family = family or address_type(address)
+ _validate_family(family)
if family == 'AF_PIPE':
c = PipeClient(address)
else: