Chapter 5 introduced

[orchestr7]

What's done:

1. Introduced a Chapter 5 related to functions to the diktat codestyle

[codecov]

Codecov Report

Merging #308 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #308   +/-   ##
=========================================
  Coverage     81.31%   81.31%           
  Complexity      967      967           
=========================================
  Files            51       51           
  Lines          2531     2531           
  Branches        793      793           
=========================================
  Hits           2058     2058           
  Misses          187      187           
  Partials        286      286           

Flag	Coverage Δ	Complexity Δ
#unittests	81.31% <ø> (ø)	967.00 <ø> (ø)

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