code: def get_datasets(logdir, condition=None):
      """
      Recursively look through logdir for output files produced by
      spinup.logx.Logger.
  
      Assumes that any file "progress.txt" is a valid hit.
      """
      global exp_idx
      global units
      datasets = []
      for root, _, files in os.walk(logdir):
          if "progress.txt" in files:
              exp_name = None
              try:
                  config_path = open(os.path.join(root, "config.json"))
                  config = json.load(config_path)
                  if "exp_name" in config:
                      exp_name = config["exp_name"]
              except:
                  print("No file named config.json")
              condition1 = condition or exp_name or "exp"
              condition2 = condition1 + "-" + str(exp_idx)
              exp_idx += 1
              if condition1 not in units:
                  units[condition1] = 0
              unit = units[condition1]
              units[condition1] += 1
  
              try:
                  exp_data = pd.read_table(
                      os.path.join(root, "progress.txt")
                  )
              except:
                  print(
                      "Could not read from %s"
                      % os.path.join(root, "progress.txt")
                  )
                  continue
              performance = (
                  "AverageTestEpRet"
                  if "AverageTestEpRet" in exp_data
                  else "AverageEpRet"
              )
              exp_data.insert(len(exp_data.columns), "Unit", unit)
              exp_data.insert(
                  len(exp_data.columns), "Condition1", condition1
              )
              exp_data.insert(
                  len(exp_data.columns), "Condition2", condition2
              )
              exp_data.insert(
                  len(exp_data.columns),
                  "Performance",
                  exp_data[performance],
              )
              datasets.append(exp_data)
      return datasets
  
file_path: spinningup/spinup/utils/plot.py
imports: import seaborn
  import pandas
  import matplotlib.pyplot
  import json
  import os
  import os.path
  import numpy
label_desc: Use image node_id 2 for calling a global function with example usage: get_datasets(logdir, condition) and returns: datasets