xxxxxxxxxx
# Extract vowels using regular expression
result = df["col"].str.extract(pat = '([aeiou].)')
# Method 2
import re
def extract_email(text):
pattern = r'\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\b'
return re.findall(pattern, text)
df['emails'] = df['text'].apply(extract_email)