diff --git a/tests20/README.md b/tests20/README.md
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+## Tests
+### benchmark
+### go_client
+### java_client
+### python_client
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diff --git a/tests20/benchmark/README.md b/tests20/benchmark/README.md
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+## benchmark 
+
+### Run benchmark
+
+### Contribute in benchmark
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diff --git a/tests20/go_client/README.md b/tests20/go_client/README.md
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+## go_client
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diff --git a/tests20/java_client/README.md b/tests20/java_client/README.md
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+## java_client
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diff --git a/tests20/python_client/README.md b/tests20/python_client/README.md
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+## python_client
+
+### Test levels
+#### L0
+#### L1
+#### L2
+
+### Run a test
+
+### Contribute a test
diff --git a/tests20/python_client/collection/test_collection.py b/tests20/python_client/collection/test_collection.py
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diff --git a/tests20/python_client/connection/test_connection.py b/tests20/python_client/connection/test_connection.py
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diff --git a/tests20/python_client/index/test_index.py b/tests20/python_client/index/test_index.py
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diff --git a/tests20/python_client/partition/test_partition.py b/tests20/python_client/partition/test_partition.py
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diff --git a/tests20/python_client/utility/test_utility.py b/tests20/python_client/utility/test_utility.py
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