From 3dc9345705f9a08d3a4c9a5adfab549e4973e323 Mon Sep 17 00:00:00 2001
From: Suraj Patil <thewhitetulip@users.noreply.github.com>
Date: Sat, 3 Jan 2015 16:15:23 +0530
Subject: [PATCH 1/3] created video.py

This file takes an absolute path to the folder where there are considerable number of videos and randomly plays them
---
 video.py | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 video.py

diff --git a/video.py b/video.py
new file mode 100644
index 0000000..8a44866
--- /dev/null
+++ b/video.py
@@ -0,0 +1,37 @@
+#!/usr/bin/python
+import os
+import subprocess
+import random
+
+path=""
+video_list=[]
+
+def set_path():
+	if not os.path.exists("./path.txt"):
+		path = raw_input("Enter the path where videos are stored")
+		if path !="":
+			try:
+				f=open("./path.txt","w")
+			except(IOError):
+				print "Something is wrong with the file"
+				exit
+			f.write(path)
+			f.close()
+
+def play():	
+	try:
+		f = open("./path.txt")
+	except(IOError):
+		print "Path invalid, please try again"
+		exit
+	path = f.readline()
+	f.close()
+	
+	video_list = os.listdir(path)
+	os.chdir(path)
+	
+	subprocess.Popen(["vlc", video_list[random.randint(0,len(video_list)-1)]])
+
+if __name__=="__main__":
+	set_path()
+	play()

From 5007e4820690adedb209d1351581c69877961c5d Mon Sep 17 00:00:00 2001
From: Suraj Patil <thewhitetulip@users.noreply.github.com>
Date: Sat, 3 Jan 2015 16:17:01 +0530
Subject: [PATCH 2/3] added details about video.py

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 0955c19..306fa22 100644
--- a/README.md
+++ b/README.md
@@ -21,3 +21,4 @@ List:
 12. tables: generates mathematical tables
 13. generateAllPossibleWords.txt: A step by step tutorial of generating all possible strings from an imput string, this is a session stored from the IDLE
 14. builtinFunctions.py: demo of major builtin functions that are used all the time
+15. video.py: takes a path of the folder where there are videos and stores the path in a file and will play a random video when you execute the file, it uses subprocess module to call vlc so you need to have vlc installed

From e742e85b5bd6df5735983a532defe80cee834e6c Mon Sep 17 00:00:00 2001
From: Suraj Patil <thewhitetulip@users.noreply.github.com>
Date: Sun, 4 Jan 2015 18:00:09 +0530
Subject: [PATCH 3/3] update video.py

fixed the bug of repetitive videos being played, now the program stores the previously played videos
---
 video.py | 67 ++++++++++++++++++++++++++++++++++++++++++++------------
 1 file changed, 53 insertions(+), 14 deletions(-)

diff --git a/video.py b/video.py
index 8a44866..6808fb6 100644
--- a/video.py
+++ b/video.py
@@ -1,4 +1,3 @@
-#!/usr/bin/python
 import os
 import subprocess
 import random
@@ -9,29 +8,69 @@
 def set_path():
 	if not os.path.exists("./path.txt"):
 		path = raw_input("Enter the path where videos are stored")
-		if path !="":
-			try:
-				f=open("./path.txt","w")
-			except(IOError):
-				print "Something is wrong with the file"
-				exit
-			f.write(path)
-			f.close()
+		path=path.lstrip().rstrip()
+		if os.path.exists(path):
+			if path !="":
+				try:
+					f=open("./path.txt","w")
+				except(IOError):
+					print "Something is wrong with the file"
+					exit()
+				finally:
+					print "file created on this path: "+path
+				f.write(path)
+				f.write("\n")
+				f.close()
+		else:
+			print "That path is invalid"
+	else:
+		return
 
-def play():	
+def listing():	
+#this function invokes the vlc media player to actually play a video
 	try:
 		f = open("./path.txt")
 	except(IOError):
 		print "Path invalid, please try again"
-		exit
+		exit()
+	
 	path = f.readline()
 	f.close()
 	
+	path=path.lstrip().rstrip()
 	video_list = os.listdir(path)
-	os.chdir(path)
+	total_videos = len(video_list)
 	
-	subprocess.Popen(["vlc", video_list[random.randint(0,len(video_list)-1)]])
+	if not os.path.exists("./list.txt"):
+		f=open("./list.txt","w")
+		num=random.randint(0,len(video_list)-1)
+		f.write("%s,"%(num))
+		f.close()
+	else:
+		f = open("./list.txt","r")
+		line = f.readline()
+		line = line.split(",")
+		num=0
+		if len(line)==total_videos: #when all the videos have been watched, truncate the file
+			print "all videos finished"
+			f=open("./list.txt","w")
+			f.close()
+		while True:
+			num=random.randint(0,len(video_list)-1)
+			if str(num) not in line:
+				break
+		f=open("./list.txt","a")
+		f.write("%s,"%(num))
+		print "written to file"
+		f.close()					
+
+	play(path, video_list, num)
+
+def play(path, video_list, num):
+	os.chdir(path)
+	subprocess.Popen(["vlc", video_list[num]])
+
 
 if __name__=="__main__":
 	set_path()
-	play()
+	listing()