init updates

Dockerfile

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+FROM python:3.2
+LABEL maintainer="ravi.cs20@iiitmk.ac.in"
+
+WORKDIR /root
+
+RUN git clone --depth=1 https://github.com/ravi-prakash1907/CaterApp.git && \
+	cd /root/CaterApp && \
+	pip3 install . -r requirements.txt && \
+    cd caterapp
+
+CMD /bin/bash

caterapp/README.md

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+# cater
+An instent file sharing application based on TCP  
+
+### Accessing through Terminal/Command-line  
+The python version of this application is latest!  
+
+1. Open the app by running ```python3 cater.py```  
+2. The the desired option.
+    - If you are the sender:  
+        - Set up your `IP-Address` or `Hosting URL`  
+        - Wait for the reciver to connect  
+        - Choose the files that you want to send  
+    - If you are the receiver  
+        - Provide the sender's `IP-Address` or `Hosting URL`  
+        - Wait for the files to arrive  
+3. _You can use localhost (127.0.0.1) for testing on the same machine._  
+

caterapp/cater.py

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+## importing modules
+from shareBox import server as sender
+from shareBox import client as receiver
+from random import randint
+
+######################
+
+
+## banner printer
+def printBanner():
+    ## defining the banner
+    banner='''     888                                                    
+                  888                                                    
+                  888                                                    
+ .d8888b  8888b.  888888 .d88b.  888d888       8888b.  88888b.  88888b.  
+d88P"        "88b 888   d8P  Y8b 888P"            "88b 888 "88b 888 "88b 
+888      .d888888 888   88888888 888          .d888888 888  888 888  888 
+Y88b.    888  888 Y88b. Y8b.     888          888  888 888 d88P 888 d88P 
+ "Y8888P "Y888888  "Y888 "Y8888  888          "Y888888 88888P"  88888P"  
+                                                       888      888      
+______________________________________________________ 888 ____ 888 _____
+                                                       888      888      
+  Using v1.1                                           888      888      '''
+
+    ## printing greeting
+    print("\n  welcome to:",end="")
+
+    ## choosing a color banner
+    colorCode = 31 +  randint(1,100) % 7
+    BANNERCOLOR = '\033[' + str(colorCode) + 'm' # 31 to 37
+
+    ## printting the banner
+    print(BANNERCOLOR + banner)
+
+    ## resetting the colors
+    BANNERCOLOR = '\033[m'
+    print(BANNERCOLOR + "")
+
+    return
+
+
+######################################
+
+
+class cater():
+    def __init__(self, menuOption=""):
+        ## greeting
+        printBanner()
+        ## menu
+        self.__mainMenu = "\n Menu\n"+"-"*6+"\n\n1. Send Files! \n2. Receive Files!"+menuOption
+        self.choice = self.__menu__()
+
+    ## main menu
+    def __menu__(self):
+        print(self.__mainMenu)
+        ch = input("\nEnter your choice: ")    
+        return ch
+
+    ## mainApp
+    def cater(self):
+        ## making host to share files
+        if self.choice == '1':
+            Sender = sender.server()
+            print("\n"+"-"*20+"\n")
+            Sender.server()
+            return True
+        ## making client to get files
+        elif self.choice == '2':
+            Receiver = receiver.client()
+            print("\n"+"-"*20+"\n")
+            Receiver.client()
+            return True
+        ## invalid input
+        else:
+            print("\n"+"-"*20+"\n")
+            return False
+
+        ## if ran at least once
+        flag = False
+
+######################
+def app():
+    flag = True
+    firstRun = True
+    addOnMenu = ''
+
+    while flag:
+        ## creating an instance
+        caterApp = cater(addOnMenu)
+        ## sharing the files
+        flag = caterApp.cater()
+
+        ## adding exit choice in menu
+        if flag and firstRun:
+            firstRun = False
+        if firstRun is False:
+            addOnMenu = "\n*  Any other key to exit!!"
+
+        ## deleting current instence on Secreat Share App
+        del(caterApp)
+
+    ## exit prompt
+    if firstRun:
+        print("\nSomething went wrong!!\nApp terminated unexpectedly!!")
+    else:
+        print("\nThanks for using 'cater'!\n")
+
+
+#############################################
+
+if __name__ == '__main__':
+    app()

requirements.txt

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+cater>=0.1