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#!/usr/bin/env python

# coding: utf-8

# # File Handling using Python

# In[1]:

# open(filename, mode)

# r - reading

# w - writing

# a - appending

# In[7]:

file = open('social.txt', 'r')

data = file.read()

# if for

file.close()

print(file.closed)

# In[11]:

# context manager

with open('social.txt', 'r') as file:

data = file.read()

print(file.closed)

# In[15]:

with open('something.txt', 'a') as file:

file.write('MMCOE - yethe bahutanche hith!')

# In[18]:

with open('social.txt', 'r') as fd:

data = fd.read(6) # how many bytes or characters you have to read

print(data)

# In[21]:

import os

print(os.getcwd())

# In[22]:

print('Original Directory:', os.getcwd())

os.chdir('/home/omkarpathak/Documents/Notebooks')

print('Current Directory:', os.getcwd())

# In[24]:

print(os.listdir())

# In[30]:

files = []

files = os.listdir()

# os.path.isfile(filename) # return True is it is a file, else it returns False

for file in files:

if os.path.isfile(os.path.abspath(file)):

print('File:', file)

for file in files:

if os.path.isdir(os.path.abspath(file)):

print('Dir:', file)

# In[68]:

os.chdir('/home/omkarpathak/Documents/PythonLecture/Naruto/Directory0')

for i in range(10):

os.mkdir('Directory' + str(i) + str(i)) # creating a folder

os.chdir('Directory' + str(i) + str(i)) # Directory0 -> Directory1

with open('something.txt', 'w') as file:

file.write('Text')

os.chdir('/home/omkarpathak/Documents/PythonLecture/Naruto/Directory0')

# In[47]:

os.chdir('/home/omkarpathak/Documents/PythonLecture/')

# In[44]:

mylist = ['omkar', 1, 3, 4.0]

print(mylist)

# In[53]:

word_to_check = 'hilarious'

with open('social.txt', 'r') as file:

data = file.read()

for line in data.split('\n'):

if word_to_check in line:

print('True')

print(line)

print(len(data.split('\n')))

# In[72]:

os.chdir('/home/omkarpathak/Documents/PythonLecture')

with open('social.txt', 'r') as file:

data = file.read()

char = 'M'

# print(data.lower())

print(data.lower().count(char.lower()))

# In[60]:

with open('social.txt', 'r') as file:

data = file.read()

char = input('Enter a character of your choice:')

print(data.lower().count(char))

# In[76]:

string = 'My namename is Omkar'

print(string.count('name')) # fuzzy search

# In[ ]:

import numpy

import scipy

import matplotlib