Formatting Test Statistics and P-values in Python

tags: #python

def get_significance(p):
"""Returns the significance of a p-values as a string of stars."""
	if p <= 0.001:
		return '***'
	elif p <= 0.01:
		return '**'
	elif p <= 0.05:
		return '*'
	elif p <= 0.1:
		return '.'
	else:
		return ''

def round_p_value(p):
"""Round a small p-value so that it is human-readable."""
	if p < 0.001:
		return '<0.001'
	else:
		return f'{p:5.3}'

p_rounded = round_p_value(pvalue)
significance = get_significance(pvalue)

print(f'The p-value is {p_rounded} ({significance})')