python re compile
import re
# Compile a regular expression pattern into a regular expression object, which can be used for matching using its match(), search() and other methods, described below.
prog = re.compile(pattern)
result = prog.match(string)
# is equivalent to
result = re.match(pattern, string)python pattern matching example
import re
pattern = re.compile('[a-zA-Z ]+') # a...z A...Z and space allowed
message = "Weather is nice"
if pattern.match(message).group() == message:
print("match")
else:
print("no match")re.match() python
import re
pattern = '^a...s$'
test_string = 'abyss'
result = re.match(pattern, test_string)
if result:
print("Search successful.")
else:
print("Search unsuccessful.")re python3
import re
>>> m = re.search('(?<=abc)def', 'abcdef')
>>> m.group(0)
'def'* pattern by python
def pattern(n):
for i in range(0,n):
for j in range(0, i+1):
print("* " , end="")
print("r") pattern(5Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
