print in text file python
price = 33.3
with open("Output.txt", "w") as text_file:
text_file.write("Purchase Amount: %s price %f" % (TotalAmount, price))print in text file python
price = 33.3
with open("Output.txt", "w") as text_file:
text_file.write("Purchase Amount: %s price %f" % (TotalAmount, price))Write a Python program to read an entire text file
# Program to read entire file
import os
PATH = "H:\\py_learning\\interviewsprep"
os.chdir(PATH)
def file_read(fname,mode='r+'):
try:
with open(fname) as txt:
print(txt.read())
print('>>>>>>>>>>>>>>>')
except FileNotFoundError:
print("check file existance in current working directory i.e : ",os.getcwd())
print('provide file existance path to PATH variable')
finally:
pass
file_read('file1.txt')reading and writing data in a text file with python
#for reading and writing data in a text file with python
#First you must have a file Open or create a new file have it loaded in memory.
# Open function to open the file "MyFile1.txt"
# (same directory) in append mode and
file1 = open("MyFile.txt","a")
# store its reference in the variable file1
# and "MyFile2.txt" in D:\Text in file2
file2 = open(r"D:\Text\MyFile2.txt","w+")
# Opening and Closing a file "MyFile.txt"
# for object name file1.
file1 = open("MyFile.txt","a")
file1.close()
# Program to show various ways to read and
# write data in a file.
file1 = open("myfile.txt","w")
L = ["This is Delhi \n","This is Paris \n","This is London \n"]
# \n is placed to indicate EOL (End of Line)
file1.write("Hello \n")
file1.writelines(L)
file1.close() #to change file access modes
file1 = open("myfile.txt","r+")
print "Output of Read function is "
print file1.read()
print
# seek(n) takes the file handle to the nth
# bite from the beginning.
file1.seek(0)
print "Output of Readline function is "
print file1.readline()
print
file1.seek(0)
# To show difference between read and readline
print "Output of Read(9) function is "
print file1.read(9)
print
file1.seek(0)
print "Output of Readline(9) function is "
print file1.readline(9)
file1.seek(0)
# readlines function
print "Output of Readlines function is "
print file1.readlines()
print
file1.close()
# Python program to illustrate
# Append vs write mode
file1 = open("myfile.txt","w")
L = ["This is Delhi \n","This is Paris \n","This is London \n"]
file1.close()
# Append-adds at last
file1 = open("myfile.txt","a")#append mode
file1.write("Today \n")
file1.close()
file1 = open("myfile.txt","r")
print "Output of Readlines after appending"
print file1.readlines()
print
file1.close()
# Write-Overwrites
file1 = open("myfile.txt","w")#write mode
file1.write("Tomorrow \n")
file1.close()
file1 = open("myfile.txt","r")
print "Output of Readlines after writing"
print file1.readlines()
print
file1.close()
Output of Readlines after appending
['This is Delhi \n', 'This is Paris \n', 'This is London \n', 'Today \n']
Output of Readlines after writing
['Tomorrow \n']Copyright © 2021 Codeinu
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