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app.hello()   A
last analyzed

↳ Parent: app

Complexity

Conditions 2

Size

Total Lines 11
Code Lines 8

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 8
dl 0
loc 11
rs 10
c 0
b 0
f 0
cc 2
nop 0
1 
from flask import Flask
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from redis import Redis, RedisError
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import os
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import socket
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# Connect to Redis

            


            
                                                                                                            
                            
            
                                    
            
            

                
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redis = Redis(host="redis", db=0, socket_connect_timeout=2, socket_timeout=2)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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app = Flask(__name__)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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@app.route("/")

            


            
                                                                        
                            
            
                                    
            
            

                
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def hello():

            


            
                                                                        
                            
            
                                    
            
            

                
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    try:

            


            
                                                                        
                            
            
                                    
            
            

                
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        visits = redis.incr("counter")

            


            
                                                                        
                            
            
                                    
            
            

                
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    except RedisError:

            


            
                                                                        
                            
            
                                    
            
            

                
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        visits = "<i>cannot connect to Redis, counter disabled</i>"

            


            
                                                                        
                            
            
                                    
            
            

                
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    html = "<h3>Hello {name}!</h3>" \

            


            
                                                                        
                            
            
                                    
            
            

                
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           "<b>Hostname:</b> {hostname}<br/>" \

            


            
                                                                        
                            
            
                                    
            
            

                
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           "<b>Visits:</b> {visits}"

            


            
                                                                        
                            
            
                                    
            
            

                
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    return html.format(name=os.getenv("NAME", "world"), hostname=socket.gethostname(), visits=visits)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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if __name__ == "__main__":

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    app.run(host='0.0.0.0', port=80)

            


            
                                                        
            
                                    
            
            

                
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