def imports():
    """
	imports normally used libraries for exploratory analysis

	return: str
		string of imports to be executed with exec()
	"""
    statements = ['import pandas as pd',
        'from IPython.core.display import display,HTML',
        'import matplotlib.pyplot as plt']
    string = ''
    for i in statements:
        string += i + '\n'
        print(i)
    return string
