added some stuff

lab-00/file-copy.py

@@ -0,0 +1,8 @@
+#!/usr/bin/python
+
+f = open("/var/log/system.log")
+buf = f.read()
+print buf
+f1 = open("mylogfile.log")
+f1.write(buf)
+f1.close()

lab-01/file_ops.py

@@ -0,0 +1,35 @@
+#!/usr/bin/python
+
+
+# Open the license file, read the content into the buffer 
+# then close the file descriptor
+
+# f = open('conditions.py')
+# f.seek(15)
+# lines10 = f.read(5)
+# # line11_20 = f.read(10)
+# # f.seek(0)
+# # lines10 = f.read(10)
+# #alllines = f.read()
+# print (lines10)
+# f.close()
+
+# Open the license file, read the content as "lines" into the 
+# buffer and close it.
+
+# f = open('conditions.py')
+# file_content = f.read()
+# print file_content
+# f.close()
+
+f = open('conditions.py')
+file_content = f.readlines()
+print file_content
+f.close()
+
+for line in file_content:
+    if len(line) !=0:
+        line_list = line.split()
+        if len(line_list) !=0:
+            if line_list[0] == 'print':
+                print line_list

lab-01/list-operations.py

@@ -0,0 +1,49 @@
+
+mylist = []
+
+mylist = [-15.3068189663,-0.883700335702,3.30128033411]
+
+new_list = []
+
+# print mylist[0]
+# print mylist[1]
+# print mylist[2]
+
+# for list_item in mylist:
+#     new_item = list_item * 100
+#     print new_item
+
+new_list = []
+
+# new_list.append(100)
+# new_list.append(200)
+# new_list.append(300)
+
+items = [100,200,300]
+
+for item in items:
+    new_list.append(item)
+    print new_list
+
+# print new_list
+# for l in mylist:
+#     #print l * 100
+#     new_list.append(l + 100)
+
+# print new_list
+# print max(new_list)
+# print min(new_list)
+# print sum(new_list)
+
+my_range = [0, 1, 2, 3]
+my_list = []
+
+
+for item in range(2,20):
+    new_item = item + 10
+    my_list.append(new_item)
+    print my_list
+
+
+
+

lab-01/strings-operations.py

@@ -0,0 +1,34 @@
+#!/usr/bin/python
+
+my_string = "My,string,has,many,spaces,let,me,see,how,many"
+
+my_string = "My,string,has,many,spaces,let,me,see,how,many"
+
+my_list = my_string.split(',')
+
+print my_list
+
+length_list = len(my_list)
+
+print length_list
+
+first_item = my_list[0]
+
+print first_item
+
+see_item = my_list[7]
+
+print see_item
+
+# print "Lets loop through the strings"
+
+# for s in my_string.split():
+#     print ("String literal ", s)
+
+# my_string = "My,string,has,many,commas,let,me,see,how,many"
+
+# Assignment
+# Count number of , in the string
+# Replace , with space
+# Count the string length
+# Find the index where the word many starts

lab-02/func-03.py

@@ -0,0 +1,20 @@
+
+
+
+# Check if filename is less < 4
+def myfunc(filename,nlines):
+    if filename < 4:
+        return "error"
+
+    with open(filename) as f:
+        lines = f.readlines()
+
+    my_lines = lines[:nlines]
+
+    with open('myfiles.txt','w') as f:
+        for line in my_lines:
+            f.write(line)
+
+myfunc("functions.py",3)
+
+

lab-02/functions-args.py

@@ -0,0 +1,28 @@
+
+def myfunction(arg1, arg2,arg3="Chicago"):
+    print "My Very first python function with Arguments"
+    print "{},{},{}".format(arg1, arg2, arg3)
+    sum = arg1 + arg2 + arg3
+
+    #return sum
+
+    if arg3 == "chicago":
+        second_func(arg1,arg2)
+    else:
+        second_func(arg1,arg2,arg3)
+
+
+# # Polymorphism in Funtion names
+def second_func(arg1,arg2,arg3=None):
+    print("Testing optional argument")
+    print (arg1,arg2,arg3)
+
+    print third_func(arg1)
+
+def third_func(arg1):
+    return "My arg is: " + arg1
+
+
+if __name__ == "__main__":
+    my_return = myfunction("Hello", "World","Toronto")
+    print my_return

lab-02/functions.py

@@ -0,0 +1,10 @@
+
+def myfunction():
+    print "My Very first python function"
+
+myfunction()
+
+# if __name__ == "__main__":
+#     myfunction()
+
+

lab-03/csv_parsing.py

@@ -0,0 +1,14 @@
+#!/usr/bin/python
+
+with open("N4xFilterTier") as f:
+    # Reading lines in form of lists
+    lines = f.readlines()
+
+for line in lines:
+    print line
+
+
+## Assignment
+
+# Parse the ny-census.csv file, and print the rows with POP100 clumn is more than 50477
+# Find the row with maxium value in column POP100

lab-03/ny-census.csv

@@ -0,0 +1,63 @@
+GEOID,SUMLEV,STATE,COUNTY,CBSA,CSA,NECTA,CNECTA,NAME,POP100,HU100,POP100.2000,HU100.2000,P002001,P002001.2000,P002002,P002002.2000,P002003,P002003.2000,P002004,P002004.2000,P002005,P002005.2000,P002006,P002006.2000
+36003,050,36,003,99999,999,,,Allegany County,48946,26140,49927,24505,48946,49927,0,0,0,0,0,0,0,0,48946,49927
+36005,050,36,005,35620,408,,,Bronx County,1385108,511896,1332650,490659,1385108,1332650,0,0,0,0,0,0,0,0,1385108,1332650
+36007,050,36,007,13780,999,,,Broome County,200600,90563,200536,88817,200600,200536,0,0,0,0,0,0,0,0,200600,200536
+36009,050,36,009,36460,160,,,Cattaraugus County,80317,41111,83955,39839,80317,83955,0,0,0,0,0,0,0,0,80317,83955
+36011,050,36,011,12180,532,,,Cayuga County,80026,36489,81963,35477,80026,81963,0,0,0,0,0,0,0,0,80026,81963
+36013,050,36,013,27460,999,,,Chautauqua County,134905,66920,139750,64900,134905,139750,0,0,0,0,0,0,0,0,134905,139750
+36015,050,36,015,21300,999,,,Chemung County,88830,38369,91070,37745,88830,91070,0,0,0,0,0,0,0,0,88830,91070
+36017,050,36,017,99999,999,,,Chenango County,50477,24710,51401,23890,50477,51401,0,0,0,0,0,0,0,0,50477,51401
+36019,050,36,019,38460,999,,,Clinton County,82128,35888,79894,33091,82128,79894,0,0,0,0,0,0,0,0,82128,79894
+36021,050,36,021,26460,104,,,Columbia County,63096,32775,63094,30207,63096,63094,0,0,0,0,0,0,0,0,63096,63094
+36023,050,36,023,18660,296,,,Cortland County,49336,20577,48599,20116,49336,48599,0,0,0,0,0,0,0,0,49336,48599
+36025,050,36,025,99999,999,,,Delaware County,47980,31222,48055,28952,47980,48055,0,0,0,0,0,0,0,0,47980,48055
+36027,050,36,027,39100,408,,,Dutchess County,297488,118638,280150,106103,297488,280150,0,0,0,0,0,0,0,0,297488,280150
+36029,050,36,029,15380,160,,,Erie County,919040,419974,950265,415868,919040,950265,0,0,0,0,0,0,0,0,919040,950265
+36031,050,36,031,99999,999,,,Essex County,39370,25603,38851,23115,39370,38851,0,0,0,0,0,0,0,0,39370,38851
+36037,050,36,037,12860,464,,,Genesee County,60079,25589,60370,24190,60079,60370,0,0,0,0,0,0,0,0,60079,60370
+36039,050,36,039,99999,999,,,Greene County,49221,29210,48195,26544,49221,48195,0,0,0,0,0,0,0,0,49221,48195
+36043,050,36,043,46540,999,,,Herkimer County,64519,33381,64427,32026,64519,64427,0,0,0,0,0,0,0,0,64519,64427
+36045,050,36,045,48060,999,,,Jefferson County,116229,57966,111738,54070,116229,111738,0,0,0,0,0,0,0,0,116229,111738
+36047,050,36,047,35620,408,,,Kings County,2504700,1000293,2465326,930866,2504700,2465326,0,0,0,0,0,0,0,0,2504700,2465326
+36049,050,36,049,99999,999,,,Lewis County,27087,15112,26944,15134,27087,26944,0,0,0,0,0,0,0,0,27087,26944
+36051,050,36,051,40380,464,,,Livingston County,65393,27123,64328,24023,65393,64328,0,0,0,0,0,0,0,0,65393,64328
+36053,050,36,053,45060,532,,,Madison County,73442,31757,69441,28646,73442,69441,0,0,0,0,0,0,0,0,73442,69441
+36055,050,36,055,40380,464,,,Monroe County,744344,320593,735343,304388,744344,735343,0,0,0,0,0,0,0,0,744344,735343
+36057,050,36,057,11220,104,,,Montgomery County,50219,23063,49708,22522,50219,49708,0,0,0,0,0,0,0,0,50219,49708
+36059,050,36,059,35620,408,,,Nassau County,1339532,468346,1334544,458151,1339532,1334544,0,0,0,0,0,0,0,0,1339532,1334544
+36063,050,36,063,15380,160,,,Niagara County,216469,99120,219846,95715,216469,219846,0,0,0,0,0,0,0,0,216469,219846
+36065,050,36,065,46540,999,,,Oneida County,234878,104180,235469,102803,234878,235469,0,0,0,0,0,0,0,0,234878,235469
+36067,050,36,067,45060,532,,,Onondaga County,467026,202357,458336,196633,467026,458336,0,0,0,0,0,0,0,0,467026,458336
+36069,050,36,069,40380,464,,,Ontario County,107931,48193,100224,42647,107931,100224,0,0,0,0,0,0,0,0,107931,100224
+36075,050,36,075,45060,532,,,Oswego County,122109,53598,122377,52831,122109,122377,0,0,0,0,0,0,0,0,122109,122377
+36077,050,36,077,36580,999,,,Otsego County,62259,30777,61676,28481,62259,61676,0,0,0,0,0,0,0,0,62259,61676
+36079,050,36,079,35620,408,,,Putnam County,99710,38224,95745,35030,99710,95745,0,0,0,0,0,0,0,0,99710,95745
+36081,050,36,081,35620,408,,,Queens County,2230722,835127,2229379,817250,2230722,2229379,0,0,0,0,0,0,0,0,2230722,2229379
+36083,050,36,083,10580,104,,,Rensselaer County,159429,71475,152538,66120,159429,152538,0,0,0,0,0,0,0,0,159429,152538
+36085,050,36,085,35620,408,,,Richmond County,468730,176656,443728,163993,468730,443728,0,0,0,0,0,0,0,0,468730,443728
+36087,050,36,087,35620,408,,,Rockland County,311687,104057,286753,94973,311687,286753,0,0,0,0,0,0,0,0,311687,286753
+36089,050,36,089,36300,999,,,St. Lawrence County,111944,52133,111931,49721,111944,111931,0,0,0,0,0,0,0,0,111944,111931
+36091,050,36,091,10580,104,,,Saratoga County,219607,98656,200635,86701,219607,200635,0,0,0,0,0,0,0,0,219607,200635
+36093,050,36,093,10580,104,,,Schenectady County,154727,68196,146555,65032,154727,146555,0,0,0,0,0,0,0,0,154727,146555
+36099,050,36,099,42900,464,,,Seneca County,35251,16043,33342,14794,35251,33342,0,0,0,0,0,0,0,0,35251,33342
+36101,050,36,101,18500,999,,,Steuben County,98990,48875,98726,46132,98990,98726,0,0,0,0,0,0,0,0,98990,98726
+36105,050,36,105,99999,999,,,Sullivan County,77547,49186,73966,44730,77547,73966,0,0,0,0,0,0,0,0,77547,73966
+36109,050,36,109,27060,296,,,Tompkins County,101564,41674,96501,38625,101564,96501,0,0,0,0,0,0,0,0,101564,96501
+36113,050,36,113,24020,104,,,Warren County,65707,38726,63303,34852,65707,63303,0,0,0,0,0,0,0,0,65707,63303
+36115,050,36,115,24020,104,,,Washington County,63216,28844,61042,26794,63216,61042,0,0,0,0,0,0,0,0,63216,61042
+36117,050,36,117,40380,464,,,Wayne County,93772,41057,93765,38767,93772,93765,0,0,0,0,0,0,0,0,93772,93765
+36119,050,36,119,35620,408,,,Westchester County,949113,370821,923459,349445,949113,923459,0,0,0,0,0,0,0,0,949113,923459
+36123,050,36,123,99999,999,,,Yates County,25348,13491,24621,12064,25348,24621,0,0,0,0,0,0,0,0,25348,24621
+36073,050,36,073,40380,464,,,Orleans County,42883,18431,44171,17347,42883,44171,0,0,0,0,0,0,0,0,42883,44171
+36103,050,36,103,35620,408,,,Suffolk County,1493350,569985,1419369,522323,1493350,1419369,0,0,0,0,0,0,0,0,1493350,1419369
+36001,050,36,001,10580,104,,,Albany County,304204,137739,294565,129972,304204,294565,0,0,0,0,0,0,0,0,304204,294565
+36033,050,36,033,31660,999,,,Franklin County,51599,25306,51134,23936,51599,51134,0,0,0,0,0,0,0,0,51599,51134
+36035,050,36,035,24100,104,,,Fulton County,55531,28562,55073,27787,55531,55073,0,0,0,0,0,0,0,0,55531,55073
+36041,050,36,041,99999,999,,,Hamilton County,4836,8694,5379,7965,4836,5379,0,0,0,0,0,0,0,0,4836,5379
+36061,050,36,061,35620,408,,,New York County,1585873,847090,1537195,798144,1585873,1537195,0,0,0,0,0,0,0,0,1585873,1537195
+36071,050,36,071,39100,408,,,Orange County,372813,137025,341367,122754,372813,341367,0,0,0,0,0,0,0,0,372813,341367
+36095,050,36,095,10580,104,,,Schoharie County,32749,17231,31582,15915,32749,31582,0,0,0,0,0,0,0,0,32749,31582
+36097,050,36,097,99999,999,,,Schuyler County,18343,9455,19224,9181,18343,19224,0,0,0,0,0,0,0,0,18343,19224
+36107,050,36,107,13780,999,,,Tioga County,51125,22203,51784,21410,51125,51784,0,0,0,0,0,0,0,0,51125,51784
+36111,050,36,111,28740,408,,,Ulster County,182493,83638,177749,77656,182493,177749,0,0,0,0,0,0,0,0,182493,177749
+36121,050,36,121,99999,999,,,Wyoming County,42155,17970,43424,16940,42155,43424,0,0,0,0,0,0,0,0,42155,43424

lab-04/json-parsing.py

@@ -0,0 +1,18 @@
+import json
+
+with open("ec2.json") as f:
+    content = f.read()
+
+j = json.loads(content)
+# print j['changed']
+# print j['instance_ids']
+#print j['instances'][0]
+#print json.dumps(j,sort_keys=True,indent=4)
+
+for k,v in j.items():
+    if k == 'instances':
+        for instance in v:
+            for k,v in instance.items():
+                if k == "dns_name":
+                    print v
+

lab-05/disk_usage.py

@@ -9,7 +9,7 @@
 def check_disk(server,mount_point):
 	s = paramiko.SSHClient()
 	s.set_missing_host_key_policy(paramiko.AutoAddPolicy())
-	s.connect('localhost', username='chandank', password='chandan',
+	s.connect('localhost', username='chandank', password='password',
 		allow_agent=False,look_for_keys=False)
 	err,out,ins = s.exec_command("df -h")
 	ss=out.read()

lab-05/simple_os.py

@@ -0,0 +1,13 @@
+
+import multiprocessing
+import os
+
+
+
+def print_os_info():
+    print multiprocessing.cpu_count()
+    print os.uname()[0]
+    print os.system("df -h")
+    print os.system("uptime")
+
+print_os_info()

lab-06/requests-example.py

@@ -0,0 +1,28 @@
+import requests
+
+
+def count_yelp(text):
+    all_words = text.split()
+    yelp_count = all_words.count('Yelp')
+    return yelp_count
+
+def replace_yelp(text):
+    return text.replace('yelp','google')
+
+
+r = requests.get('http://wwww.yelp.com')
+if r.status_code == 200:
+    print count_yelp(r.text)
+    #print replace_yelp(r.text)
+
+
+
+# Assignment 
+
+# Load the yelp page count number of types yelp word is there and 
+# replace all occurance of yelp to google
+
+
+# Load the file from http://censusdata.ire.org/36/all_050_in_36.P2.csv and find
+# the max P002001
+

lab-07/ec-create-instance.py

@@ -0,0 +1,17 @@
+import boto3
+
+
+def create_instance():
+    ec2_resource = boto3.resource('ec2')
+    instances = ec2_resource.create_instances(ImageId='ami-49f0762d',
+                MinCount=1, MaxCount=1,InstanceType='t2.micro',
+                SecurityGroupIds=['ansible-node'],KeyName='ansible')
+    instance_ids = []
+    for instance in instances:
+        instance_ids.append(instance.id)
+    ec2_client = boto3.client('ec2')
+    waiter=ec2_client.get_waiter('instance_running')
+    waiter.wait(InstanceIds=instance_ids)
+    print ("Instance is Running now!")
+
+create_instance()

lab-07/ec2-client-list-instances.py

@@ -0,0 +1,14 @@
+import boto3
+
+ec2_client = boto3.client('ec2')
+response = ec2_client.describe_instances()
+#print(response)
+
+for k,v in response.items():
+    if k == 'Reservations':
+        for instance in v:
+            for i,vv in instance.items():
+               if i == 'Instances':
+                   for ii in vv:
+                    print ii['PublicDnsName']
+