# Construct the full file path and read the file into a DataFrame.
# Add a 'count' column representing the total number of rows in the DataFrame.

%NAME%_source = %BLANK%
%NAME%_source_df = pd.read_csv(%NAME%_source)
%NAME%_source_df['count'] = len(%NAME%_source_df)
%NAME% = %NAME%_source_df.copy()
