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[pylint] searx/network/__init__.py & add global (THREADLOCAL)
No functional change! - fix messages from pylint - add ``global THREADLOCAL`` - normalized various indentation Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
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@ -1,4 +1,6 @@
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# SPDX-License-Identifier: AGPL-3.0-or-later
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# SPDX-License-Identifier: AGPL-3.0-or-later
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# lint: pylint
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# pylint: disable=missing-module-docstring, missing-function-docstring, global-statement
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import asyncio
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import asyncio
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import threading
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import threading
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@ -31,29 +33,33 @@ except ImportError:
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self._count.release()
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self._count.release()
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def get(self):
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def get(self):
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if not self._count.acquire(True):
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if not self._count.acquire(True): #pylint: disable=consider-using-with
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raise Empty
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raise Empty
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return self._queue.popleft()
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return self._queue.popleft()
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THREADLOCAL = threading.local()
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THREADLOCAL = threading.local()
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"""Thread-local data is data for thread specific values."""
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def reset_time_for_thread():
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def reset_time_for_thread():
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global THREADLOCAL
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THREADLOCAL.total_time = 0
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THREADLOCAL.total_time = 0
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def get_time_for_thread():
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def get_time_for_thread():
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"""returns thread's total time or None"""
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"""returns thread's total time or None"""
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global THREADLOCAL
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return THREADLOCAL.__dict__.get('total_time')
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return THREADLOCAL.__dict__.get('total_time')
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def set_timeout_for_thread(timeout, start_time=None):
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def set_timeout_for_thread(timeout, start_time=None):
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global THREADLOCAL
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THREADLOCAL.timeout = timeout
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THREADLOCAL.timeout = timeout
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THREADLOCAL.start_time = start_time
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THREADLOCAL.start_time = start_time
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def set_context_network_name(network_name):
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def set_context_network_name(network_name):
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global THREADLOCAL
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THREADLOCAL.network = get_network(network_name)
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THREADLOCAL.network = get_network(network_name)
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@ -62,11 +68,13 @@ def get_context_network():
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If unset, return value from :py:obj:`get_network`.
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If unset, return value from :py:obj:`get_network`.
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"""
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"""
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global THREADLOCAL
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return THREADLOCAL.__dict__.get('network') or get_network()
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return THREADLOCAL.__dict__.get('network') or get_network()
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def request(method, url, **kwargs):
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def request(method, url, **kwargs):
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"""same as requests/requests/api.py request(...)"""
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"""same as requests/requests/api.py request(...)"""
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global THREADLOCAL
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time_before_request = default_timer()
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time_before_request = default_timer()
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# timeout (httpx)
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# timeout (httpx)
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@ -153,18 +161,17 @@ def patch(url, data=None, **kwargs):
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def delete(url, **kwargs):
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def delete(url, **kwargs):
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return request('delete', url, **kwargs)
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return request('delete', url, **kwargs)
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async def stream_chunk_to_queue(network, queue, method, url, **kwargs):
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async def stream_chunk_to_queue(network, q, method, url, **kwargs):
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try:
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try:
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async with network.stream(method, url, **kwargs) as response:
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async with network.stream(method, url, **kwargs) as response:
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q.put(response)
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queue.put(response)
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async for chunk in response.aiter_bytes(65536):
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async for chunk in response.aiter_bytes(65536):
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if len(chunk) > 0:
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if len(chunk) > 0:
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q.put(chunk)
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queue.put(chunk)
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except (httpx.HTTPError, OSError, h2.exceptions.ProtocolError) as e:
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except (httpx.HTTPError, OSError, h2.exceptions.ProtocolError) as e:
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q.put(e)
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queue.put(e)
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finally:
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finally:
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q.put(None)
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queue.put(None)
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def stream(method, url, **kwargs):
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def stream(method, url, **kwargs):
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@ -179,13 +186,15 @@ def stream(method, url, **kwargs):
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httpx.Client.stream requires to write the httpx.HTTPTransport version of the
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httpx.Client.stream requires to write the httpx.HTTPTransport version of the
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the httpx.AsyncHTTPTransport declared above.
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the httpx.AsyncHTTPTransport declared above.
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"""
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"""
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q = SimpleQueue()
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queue = SimpleQueue()
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future = asyncio.run_coroutine_threadsafe(stream_chunk_to_queue(get_network(), q, method, url, **kwargs),
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future = asyncio.run_coroutine_threadsafe(
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get_loop())
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stream_chunk_to_queue(get_network(), queue, method, url, **kwargs),
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chunk_or_exception = q.get()
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get_loop()
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)
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chunk_or_exception = queue.get()
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while chunk_or_exception is not None:
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while chunk_or_exception is not None:
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if isinstance(chunk_or_exception, Exception):
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if isinstance(chunk_or_exception, Exception):
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raise chunk_or_exception
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raise chunk_or_exception
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yield chunk_or_exception
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yield chunk_or_exception
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chunk_or_exception = q.get()
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chunk_or_exception = queue.get()
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return future.result()
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return future.result()
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