[vc_row][vc_column][nz_btn text=”Production Risk” link=”http://casthighlight.wpengine.com/category/product/indicators-methodology/risk/” target=”_self” icon=”icon-office” animate=”false” animation_type=”ghost” color=”pink” size=”small” shape=”rounded” type=”normal” hover_normal=”opacity” hover_ghost=”fill”][nz_btn text=”Software Resiliency” link=”http://casthighlight.wpengine.com/software-resiliency/” target=”_self” animate=”false” animation_type=”ghost” color=”black” size=”medium” shape=”rounded” type=”normal” hover_normal=”fill” hover_ghost=”fill” icon=”icon-dashboard”][nz_btn text=”Code Reliability” target=”_self” animate=”false” animation_type=”ghost” color=”black” size=”small” shape=”rounded” type=”ghost” hover_normal=”fill” hover_ghost=”screen” link=”http://casthighlight.wpengine.com/category/product/indicators-methodology/code-insights/software-resiliency/code-reliability/” icon=”icon-code”][vc_empty_space height=”12px”][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
Having + for list concatenation
[/vc_column_text][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
This code insight counts one violation each time a “+” operator is involved in list concatenation.
[/vc_column_text][vc_empty_space height=”12px”][vc_empty_space height=”32px”][vc_single_image image=”5362″ img_link_large=”” img_link_target=”_self” img_size=”full” alignment=”none”][vc_row_inner][vc_column_inner width=”1/2″][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
Why you should care
[/vc_column_text][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
Extending a list through a reassignment is not recommended since Python offers other solution for that task with significant performance benefits.
[/vc_column_text][/vc_column_inner][vc_column_inner width=”1/2″][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
Business Impacts
[/vc_column_text][nz_btn text=”Production Risk” target=”_self” animate=”false” animation_type=”ghost” color=”pink” size=”small” shape=”rounded” type=”normal” hover_normal=”opacity” hover_ghost=”fill” link=”http://casthighlight.wpengine.com/category/product/indicators-methodology/innovation/” icon=”icon-office”][/vc_column_inner][/vc_row_inner][vc_row_inner][vc_column_inner width=”1/2″][vc_separator color=”grey” align=”align_center” style=”” border_width=”” el_width=””][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
CAST recommendations
[/vc_column_text][/vc_column_inner][vc_column_inner width=”1/2″][vc_separator color=”grey” align=”align_center” style=”” border_width=”” el_width=””][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
References
https://www.quantifiedcode.com/knowledge-base/performance/Use%20%60extend%28%29%60%20for%20list%20concatenation/3kr7yXet[/vc_column_text][/vc_column_inner][/vc_row_inner][vc_row_inner][vc_column_inner width=”1/1″][vc_single_image image=”5362″ img_link_large=”” img_link_target=”_self” img_size=”full” alignment=”none”][vc_column_text pl=”0″ pr=”0″ pt=”0″ pb=”0″]
About CAST and Highlight’s Code Insights
Over the last 25 years, CAST has leveraged unique knowledge on software quality measurement by analyzing thousands of applications and billions of lines of code. Based on this experience and community standards on programming best practices, Highlight implements hundreds of code insights across 15+ technologies to calculate health factors of a software.
[/vc_column_text][vc_empty_space height=”16px”][nz_btn text=”See features” link=”http://casthighlight.wpengine.com/outputs-analytics/” target=”_self” icon=”icon-stats” animate=”false” animation_type=”ghost” color=”black” size=”small” shape=”rounded” type=”normal” hover_normal=”fill” hover_ghost=”fill”][nz_btn text=”How it works” link=”http://casthighlight.wpengine.com/how-it-works/” target=”_self” icon=”icon-cog” animate=”false” animation_type=”ghost” color=”black” size=”small” shape=”rounded” type=”ghost” hover_normal=”fill” hover_ghost=”fill”][/vc_column_inner][/vc_row_inner][/vc_column][/vc_row]
Leave a Reply