Python Search для строки в файле
with open('example.txt') as f:
if 'blabla' in f.read():
print("true")
Agreeable Ant
with open('example.txt') as f:
if 'blabla' in f.read():
print("true")import mmap
with open('example.txt') as f:
s = mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ)
if s.find('blabla') != -1:
print('true')