/Python/How to know how much lines a file has using python

How to know how much lines a file has using python

Python 3 text file leng

f = open("filename", "r") #Load file in any mode that's able to read, ie r, r+, w+ etc

#to get length
len(f.readlines())

#To iterate over each line
for line in f.readlines(): #file.readlines(), splits the file into a list, where each element is a seperate line
  print(line)

How to know how much lines a file has using python

filename = "test.txt"
count = 0
with open(filename, 'r') as f:
    for line in f:
        count += 1
print("Total number of lines is:", count)

Source: tecadmin.net

Similar codes

0 vote300 views1 answer
Compute Jordan normal form of matrix in Python / NumPy
Python
0 vote290 views1 answer
Make exact copy of an environment
Python
1 vote245 views1 answer
Python os module open a text file
Python
0 vote322 views1 answer
Crawl a folder python
Python
0 vote301 views1 answer
Ver todas linhas dataframe pandas
Python
0 vote332 views1 answer
Save python dic
Python
2 votes265 views2 answers
Int' object is not subscriptable in python
Python
0 vote316 views1 answer
Pytest local modules
Python
1 vote297 views10 answers
Recursion
Python
1 vote326 views1 answer
How to save a dictionary to excel in python
Python