def __init__(self, df):
OrbitPopulation.__init__(self, df['<STR_LIT>'], df['<STR_LIT>'], df['<STR_LIT:P>'],<EOL>ecc=df['<STR_LIT>'], mean_anomaly=df['<STR_LIT>'],<EOL>obsx=df['<STR_LIT>'], obsy=df['<STR_LIT>'], obsz=df['<STR_LIT>'])<EOL>
Creates ``OrbitPopulation`` from DataFrame