fix bug in py3

paddle_fl/core/master/job_generator.py

@@ -209,12 +209,12 @@ class JobGenerator(object):
             program_desc_str = fin.read()
             new_main = fluid.Program.parse_from_string(program_desc_str)
         para_list = []
-        with open(program_input + '/para_info', 'rb') as fin:
+        with open(program_input + '/para_info', 'r') as fin:
             for line in fin:
                 current_para = line[:-1]
                 para_list.append(current_para)
 
-        with open(program_input + '/loss_name', 'rb') as fin:
+        with open(program_input + '/loss_name', 'r') as fin:
             loss_name = fin.read()
 
         for item in para_list:

paddle_fl/examples/generate_job_from_program/program_saver.py

@@ -39,14 +39,14 @@ def save_program(program_path):
     para_info = []
     for pa in params:
         para_info.append(pa.name)
-    with open(program_path + '/para_info', 'wb') as fout:
+    with open(program_path + '/para_info', 'w') as fout:
         for item in para_info:
             fout.write("%s\n" % item)
     with open(program_path + '/startup_program', "wb") as fout:
         fout.write(startup_program_str)
     with open(program_path + '/main_program', "wb") as fout:
         fout.write(main_program_str)
-    with open(program_path + '/loss_name', 'wb') as fout:
+    with open(program_path + '/loss_name', 'w') as fout:
         fout.write(avg_cost.name)