Untitled

import pandas as pd

# Create the two dataframes
d1 = pd.DataFrame({'name': ['JOHN1', 'DAVE', 'AJAY', 'TRACY', 'TIYA'],
                   'height': [174, 190, 184, 170, 162]})

d2 = pd.DataFrame({'name': ['john', 'dave', 'ajay', 'tracy', 'tiya'],
                   'weight': [70, 82, 65, 62, 53]})

# Convert the names to lowercase for consistency
d1['name'] = d1['name'].str.lower()
d2['name'] = d2['name'].str.lower()

# Merge the dataframes based on the 'name' column
df = pd.merge(d1, d2, on='name')

# Print the resulting dataframe
print(df)