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abrookinsabrookins
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update pip install
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‎libs/redis/docs/cache.ipynb‎

Lines changed: 39 additions & 41 deletions
Original file line numberDiff line numberDiff line change
@@ -21,25 +21,23 @@
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:04.327797Z",
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"start_time": "2025-11-22T07:10:01.111867Z"
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"end_time": "2025-11-22T17:06:36.495021Z",
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"start_time": "2025-11-22T17:06:35.814138Z"
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}
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},
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"cell_type": "code",
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"source": [
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"%pip install -qU langchain-core langchain-redis \"langchain-openai>=1.0.3\" \"redis<7.0\"\n",
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"%pip install -qU -e \"../[langcache]\""
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],
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"source": "%pip install -qU langchain-core \"langchain-redis[langcache]\" \"langchain-openai>=1.0.3\" \"redis<7.0\"",
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"\r\n",
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"Note: you may need to restart the kernel to use updated packages.\n"
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]
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}
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],
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"execution_count": 5
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"execution_count": 3
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},
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{
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"metadata": {},
@@ -57,8 +55,8 @@
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:04.339135Z",
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"start_time": "2025-11-22T07:10:04.337286Z"
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"end_time": "2025-11-22T17:06:36.502005Z",
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"start_time": "2025-11-22T17:06:36.499949Z"
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}
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},
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"cell_type": "code",
@@ -79,7 +77,7 @@
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]
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}
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],
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"execution_count": 6
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"execution_count": 4
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},
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{
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"metadata": {},
@@ -89,8 +87,8 @@
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:04.351558Z",
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"start_time": "2025-11-22T07:10:04.349814Z"
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"end_time": "2025-11-22T17:06:38.048298Z",
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"start_time": "2025-11-22T17:06:36.519903Z"
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}
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},
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"cell_type": "code",
@@ -105,7 +103,7 @@
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"from langchain_redis import RedisCache, RedisSemanticCache, LangCacheSemanticCache"
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],
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"outputs": [],
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"execution_count": 7
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"execution_count": 5
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},
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{
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"metadata": {},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:04.360419Z",
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"start_time": "2025-11-22T07:10:04.358547Z"
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"end_time": "2025-11-22T17:06:38.059329Z",
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"start_time": "2025-11-22T17:06:38.057687Z"
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}
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},
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"cell_type": "code",
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]
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}
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],
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"execution_count": 8
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"execution_count": 6
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"metadata": {},
@@ -153,8 +151,8 @@
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:05.188067Z",
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"start_time": "2025-11-22T07:10:04.365151Z"
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"end_time": "2025-11-22T17:06:39.414088Z",
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"start_time": "2025-11-22T17:06:38.071005Z"
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}
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},
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"cell_type": "code",
@@ -201,20 +199,20 @@
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"Result: \n",
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"\n",
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"Caching is the process of storing frequently accessed data in a temporary storage location for faster retrieval. This helps to reduce the time and resources needed to access the data from its original source. Caching is commonly used in computer systems, web browsers, and databases to improve performance and efficiency.\n",
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"Time: 0.68 seconds\n",
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"Time: 1.15 seconds\n",
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"\n",
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"Second call (cached):\n",
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"Result: \n",
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"\n",
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"Caching is the process of storing frequently accessed data in a temporary storage location for faster retrieval. This helps to reduce the time and resources needed to access the data from its original source. Caching is commonly used in computer systems, web browsers, and databases to improve performance and efficiency.\n",
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"Time: 0.00 seconds\n",
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"\n",
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"Speed improvement: 525.11x faster\n",
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"Speed improvement: 552.26x faster\n",
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"Cache cleared\n"
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]
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}
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],
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"execution_count": 9
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"execution_count": 7
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},
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{
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"metadata": {},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:07.296869Z",
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"start_time": "2025-11-22T07:10:05.206110Z"
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"end_time": "2025-11-22T17:06:43.518554Z",
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"start_time": "2025-11-22T17:06:39.428393Z"
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}
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},
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"cell_type": "code",
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"Result: \n",
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"\n",
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"The capital of France is Paris.\n",
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"Time: 1.37 seconds\n",
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"Time: 3.05 seconds\n",
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"\n",
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"Similar query:\n",
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"Prompt: Can you tell me the capital city of France?\n",
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"\n",
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"Result: \n",
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"\n",
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"The capital of France is Paris.\n",
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"Time: 0.39 seconds\n",
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"Time: 0.14 seconds\n",
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"\n",
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"Speed improvement: 3.48x faster\n",
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"Speed improvement: 21.12x faster\n",
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"Semantic cache cleared\n"
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]
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}
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],
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"execution_count": 10
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"execution_count": 8
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},
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{
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"metadata": {},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:09.664948Z",
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"start_time": "2025-11-22T07:10:07.313993Z"
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"end_time": "2025-11-22T17:06:44.679848Z",
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"start_time": "2025-11-22T17:06:43.540988Z"
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}
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},
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"cell_type": "code",
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"Result: \n",
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"\n",
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"The capital of France is Paris.\n",
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"Time: 2.02 seconds\n",
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"Time: 0.85 seconds\n",
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"\n",
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"Similar query:\n",
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"Prompt: Can you tell me the capital city of France?\n",
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"\n",
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"Result: \n",
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"\n",
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"The capital of France is Paris.\n",
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"Time: 0.15 seconds\n",
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"Time: 0.13 seconds\n",
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"\n",
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"(Similar query) Speed improvement: 13.78x faster\n",
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"(Similar query) Speed improvement: 6.75x faster\n",
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"Semantic cache cleared\n"
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]
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}
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],
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"execution_count": 11
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"execution_count": 9
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},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:09.686945Z",
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"start_time": "2025-11-22T07:10:09.685687Z"
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"end_time": "2025-11-22T17:06:44.697353Z",
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"start_time": "2025-11-22T17:06:44.696216Z"
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}
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},
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"cell_type": "code",
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:15.708721Z",
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"start_time": "2025-11-22T07:10:09.689547Z"
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"end_time": "2025-11-22T17:06:50.714859Z",
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"start_time": "2025-11-22T17:06:44.700932Z"
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}
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},
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"cell_type": "code",
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]
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}
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],
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"execution_count": 10
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},
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"metadata": {},
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{
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"metadata": {
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"ExecuteTime": {
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"end_time": "2025-11-22T07:10:17.430674Z",
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"start_time": "2025-11-22T07:10:15.729854Z"
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"end_time": "2025-11-22T17:06:52.510744Z",
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"start_time": "2025-11-22T17:06:50.738791Z"
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}
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},
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"cell_type": "code",
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]
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}
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],
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"execution_count": 13
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"execution_count": 11
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},
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{
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"metadata": {},

‎libs/redis/langchain_redis/cache.py‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -732,7 +732,7 @@ class LangCacheSemanticCache(BaseCache):
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over the managed LangCache API). The optional dependency ``langcache`` must
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be installed at runtime when this class is used. Install with either
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``pip install 'langchain-redis[langcache]'`` or
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``pip install 'langcache>=0.10.0'``.
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``pip install langcache``.
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Args:
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distance_threshold (float): Maximum distance for semantic matches.

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