Saturday, 15 August 2015

pandas - Python: Multiple CSVs -



pandas - Python: Multiple CSVs -

i trying read number of csv files arrays like

for files in folder: open(files) f: df = pd.read_csv(f) result = function(df) print result

the problem reads file @ time not multiple files. aim pass each of these dataframes through function , create output each dataframe. function done, need read these files separate dataframes. there method doing this?

using list dataframes

df = [] one_file in folder: open(one_file) f: df.append( pd.read_csv(f) ) print df[0] print df[1] # etc.

or

df = [] result = [] one_file in folder: open(one_file) f: df.append( pd.read_csv(f) ) result.append( function(df[-1]) ) print result[-1] print df[0] print df[1] # etc. print df[-1] # lastly df print result[0] print result[1] # etc. print result[-1] # lastly result

python pandas

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