python read first n lines of text file code example
Example 1: how to read the first line in a file python
f = open("test.txt", 'r')
variable = f.readline(1)
print(variable)
Example 2: Write a Python program to read first n lines of a file
def read_lines(fname,n,mode='r+'):
with open(fname) as f:
for i in range(n):
print(f.readline())
read_lines('file1.txt',2)
#######################
def readnline(fname,lines,mode='r+'):
with open(fname) as f:
li = [ next(f) for i in range(lines)]
print(li)
readnline('file1.txt',1)
#############################