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async_rx.observable.rx_first.rx_first()   A
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↳ Parent: async_rx.observable.rx_first

Complexity

Conditions 1

Size

Total Lines 11
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 2
dl 0
loc 11
rs 10
c 0
b 0
f 0
cc 1
nop 1
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from ..protocol import Observable
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from .rx_take import rx_take
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__all__ = ["rx_first"]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def rx_first(observable: Observable) -> Observable:

            


            
                                                        
            
                                    
            
            

                
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    """Create an observale which only take the first event and complete.

            


            
                                                        
            
                                    
            
            

                
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    Args:

            


            
                                                        
            
                                    
            
            

                
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        observable (Observable): observable source

            


            
                                                        
            
                                    
            
            

                
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    Returns:

            


            
                                                        
            
                                    
            
            

                
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        (Observable): observable instance

            


            
                                                        
            
                                    
            
            

                
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    """

            


            
                                                        
            
                                    
            
            

                
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    return rx_take(observable=observable, count=1)

            


            
                                                        
            
                                    
            
            

                
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