Array is of length 6804, while the length of the DataFrame is 6804 due to the filtering, the (unfiltered) length is 27216 code example
Example 1: df length
count_row = df.shape[0] # gives number of row count
count_col = df.shape[1] # gives number of col count
Example 2: df length
total_rows = df.count
print total_rows +1