def test_write_df(self):
'''write_df() test'''
df_dict = {'a':5, 'b':3, 'c':1}
df_file = io.StringIO()
freq_tools.write_df(df_dict, df_file)
df_file.seek(0)
self.assertEqual(freq_tools.read_df(df_file), df_dict)
def test_write_df(self):
'''write_df() test'''
df_dict = {'a': 5, 'b': 3, 'c': 1}
df_file = io.StringIO()
freq_tools.write_df(df_dict, df_file)
df_file.seek(0)
self.assertEqual(freq_tools.read_df(df_file), df_dict)
def test_read_df(self):
'''read_df() test'''
df_dict = {'a':5, 'b':3, 'c':1}
df_file_str =\
'''
a 5
b 3
c 1
'''
df_file = io.StringIO(df_file_str)
self.assertEqual(freq_tools.read_df(df_file), df_dict)
def test_read_df(self):
'''read_df() test'''
df_dict = {'a': 5, 'b': 3, 'c': 1}
df_file_str =\
'''
a 5
b 3
c 1
'''
df_file = io.StringIO(df_file_str)
self.assertEqual(freq_tools.read_df(df_file), df_dict)
