Pandas read selected columns
import sys
import pandas as pd
filename = "survey_results_public.csv"
if len(sys.argv) == 2:
filename = sys.argv[1]
df = pd.read_csv(filename, usecols=['Country', 'OpenSourcer', 'CompTotal'])
print(df.head())
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import sys
import pandas as pd
filename = "survey_results_public.csv"
if len(sys.argv) == 2:
filename = sys.argv[1]
df = pd.read_csv(filename, usecols=['Country', 'OpenSourcer', 'CompTotal'])
print(df.head())