Sc 187/cleanup and docstrings

Created doc strings where missing.

umbra/filereader.py

@@ -17,19 +17,19 @@ class FileReader (ABC):
         """Take the relevant data out of the imported data.
 
         Args:
-            data: Dataframe of imported data
+            data: DataFrame of imported data
 
         Returns:
-            extraction: Dataframe of only the relevant data
+            extraction: DataFrame of only the relevant data
         """
         pass
 
     @staticmethod
     def df_to_words(df, type_code='source'):
-        """Convert the rows in a dataframe to word instances
+        """Convert the rows in a DataFrame to Word instances.
 
         Args:
-            df: Dataframe with the onset, offset and string of a Word
+            df: DataFrame with the onset, offset and string of a Word
             type_code: Role of files ('source' or 'shadow')
 
         Returns:
@@ -76,10 +76,10 @@ class CSVReader(FileReader):
         data.
 
         Args:
-            data: Dataframe of imported .csv data
+            data: DataFrame of imported .csv data
 
         Returns:
-            extraction: Dataframe of only the relevant data
+            extraction: DataFrame of only the relevant data
         """
         extraction = data.iloc[:, 5:8]
         extraction = extraction.copy()
@@ -130,8 +130,7 @@ class CSVWriter(FileWriter):
         Args:
             path: Path to save location
             results: Results to write to file
-            result_type: Type of the results
-                ('mistakes.csv' or delay.csv')
+            result_type: Type of the results ('mistakes.csv' or delay.csv')
         """
         results.sort_values(by=['participant', 'video', 'condition'],
                             inplace=True)