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[entropy.db.skel] warn about flock related methods usage

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This commit is contained in:
Fabio Erculiani
2013-11-30 16:15:53 +01:00
parent 3d6021042f
commit a8fd6c52c0
1 changed files with 5 additions and 0 deletions
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lib/entropy/db/skel.py
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@@ -422,6 +422,7 @@ class EntropyRepositoryBase(TextInterface, EntropyRepositoryPluginStore):
def shared(self):
"""
Acquire a shared file lock for this repository (context manager).
This is used for inter-process synchronization only.
"""
self.acquire_shared()
try:
@@ -433,6 +434,7 @@ class EntropyRepositoryBase(TextInterface, EntropyRepositoryPluginStore):
def exclusive(self):
"""
Acquire an exclusive file lock for this repository (context manager).
This is used for inter-process synchronization only.
"""
self.acquire_exclusive()
try:
@@ -443,18 +445,21 @@ class EntropyRepositoryBase(TextInterface, EntropyRepositoryPluginStore):
def acquire_shared(self):
"""
Acquire a shared file lock for this repository.
This is used for inter-process synchronization only.
"""
raise NotImplementedError()
def acquire_exclusive(self):
"""
Acquire an exclusive file lock for this repository.
This is used for inter-process synchronization only.
"""
raise NotImplementedError()
def try_acquire_shared(self):
"""
Try to acquire a shared file lock for this repository.
This is used for inter-process synchronization only.
@return: True, if acquired, False otherwise.
@rtype: bool