Traceback (most recent call last):


 "/home/xxx/tmp/tryairflow/airflow_env/bin/airflow", line 26, in <module>

from airflow.bin.cli import CLIFactory


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/airflow/bin/cli.py", line 94, in <module>

api_module = import_module(conf.get('cli', 'api_client'))
# type: Any


 "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module

return _bootstrap._gcd_import(name[level:], package, level)


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/airflow/api/client/local_client.py", line 24, in <module>

from airflow.api.common.experimental import delete_dag


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/airflow/api/common/experimental/delete_dag.py", line 26, in <module>

from airflow.models.serialized_dag import SerializedDagModel


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/airflow/models/serialized_dag.py", line 35, in <module>

from airflow.serialization.serialized_objects import SerializedDAG


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/airflow/serialization/serialized_objects.py", line 28, in <module>

import cattr


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/cattr/__init__.py", line 1, in <module>

from .converters import Converter, GenConverter, UnstructureStrategy


 "/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/cattr/converters.py", line 16, in <module>

from attr import fields, resolve_types
ImportError: cannot import name 'resolve_types' from 'attr' (/home/xxx/tmp/tryairflow/airflow_env/lib/python3.8/site-packages/attr/__init__.py)

Traceback (most recent call last):


 "run_lab.py", line 5, in <module>

from slm_lab.experiment.control import Session, Trial, Experiment


 "/home/philip/Documents/MachineLearning/SLM-Lab/slm_lab/experiment/control.py", line 7, in <module>

from slm_lab.experiment import analysis, search


 "/home/philip/Documents/MachineLearning/SLM-Lab/slm_lab/experiment/analysis.py", line 2, in <module>

from slm_lab.spec import random_baseline


 "/home/philip/Documents/MachineLearning/SLM-Lab/slm_lab/spec/random_baseline.py", line 7, in <module>

import roboschool


 "/home/philip/miniconda3/envs/lab/lib/python3.7/site-packages/roboschool/__init__.py", line 112, in <module>

from roboschool.gym_pendulums import RoboschoolInvertedPendulum


 "/home/philip/miniconda3/envs/lab/lib/python3.7/site-packages/roboschool/gym_pendulums.py", line 1, in <module>

from roboschool.scene_abstract import SingleRobotEmptyScene


 "/home/philip/miniconda3/envs/lab/lib/python3.7/site-packages/roboschool/scene_abstract.py", line 12, in <module>

from roboschool
import cpp_household
as cpp_household
ImportError: libpcre16.so.3: cannot open shared object file: No such file or directory
