text: import pandas as pd
  
  
  def megre():
      path_prefix = "../data/circFunbase/"
      file = []
      for i in range(1,14):
          path = path_prefix + f"circRNA_sim_{i}.csv"
          f1 = pd.read_csv(path)
          file.append(f1)
      circRNA_sim = pd.concat(file)
      circRNA_sim.to_csv("../data/circFunbase/circRNA_sim1.csv", index=0, sep=',')
  
  
  if __name__ == "__main__":
      megre()
  