Added Support for Dell EMC S5212f in SONiC

[thaj-deen]

Why I did it

Added Support for Dell EMC S5212f platform

How I did it

Implemented the support for Dell EMC S5212f platform

Platform: x86_64-dellemc_s5212f_c3538-r0
HwSKU: DellEMC-S5212f-P-25G
ASIC: broadcom
ASIC Count: 1

How to verify it

Verified the show command outputs

Attached the test logs
S5212-COMM-SONIC-Test-Logs.txt

Which release branch to backport (provide reason below if selected)

• 201811
• 201911
• 202006
• 202012
• 202106

Description for the changelog

This Pull request contains the Platform and Device dependent files to onboard Dell EMC S5212f

A picture of a cute animal (not mandatory but encouraged)

[ghost]

All CLA requirements met.

[yozhao101]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[lgtm-com]

This pull request introduces 44 alerts when merging 6a6b12c into 7c9be31 - view on LGTM.com

new alerts:

• 16 for Unused import
• 8 for Wrong number of arguments in a class instantiation
• 6 for Variable defined multiple times
• 4 for Unused local variable
• 3 for Except block handles 'BaseException'
• 1 for Unnecessary pass
• 1 for Use of the return value of a procedure
• 1 for Module imports itself
• 1 for Unreachable code
• 1 for 'import *' may pollute namespace
• 1 for Implicit string concatenation in a list
• 1 for Wrong name for an argument in a class instantiation

[thaj-deen]

Addressed all LGTM alerts except Wrong name/number of the argument alerts are due to different platform definitions.

[lgtm-com]

This pull request introduces 30 alerts when merging 8fb6471 into f4dea87 - view on LGTM.com

new alerts:

• 8 for Unused import
• 8 for Wrong number of arguments in a class instantiation
• 4 for Unused local variable
• 4 for Variable defined multiple times
• 1 for Unnecessary pass
• 1 for Use of the return value of a procedure
• 1 for Module imports itself
• 1 for Except block handles 'BaseException'
• 1 for 'import *' may pollute namespace
• 1 for Wrong name for an argument in a class instantiation

[lgtm-com]

This pull request introduces 14 alerts when merging 93b0fa7 into f4dea87 - view on LGTM.com

new alerts:

• 8 for Wrong number of arguments in a class instantiation
• 1 for Unnecessary pass
• 1 for Use of the return value of a procedure
• 1 for Module imports itself
• 1 for Except block handles 'BaseException'
• 1 for 'import *' may pollute namespace
• 1 for Wrong name for an argument in a class instantiation

[lgtm-com]

This pull request introduces 12 alerts when merging fa790e7 into 63ba489 - view on LGTM.com

new alerts:

• 8 for Wrong number of arguments in a class instantiation
• 1 for Use of the return value of a procedure
• 1 for Module imports itself
• 1 for 'import *' may pollute namespace
• 1 for Wrong name for an argument in a class instantiation

[thaj-deen]

@sujinmkang @prgeor - Can you review and approve the changes ?
Thanks

[sujinmkang]

LGTM

[prgeor]

@thaj-deen can you fix LGTM warnings?

[sujinmkang]

@thaj-deen Can you rebase this and please address for the prince's comment?

[lgtm-com]

This pull request introduces 12 alerts when merging a0c79ea953073ce08ac9c4d4e1aa837d37f986f8 into c668f2a - view on LGTM.com

new alerts:

• 8 for Wrong number of arguments in a class instantiation
• 1 for Use of the return value of a procedure
• 1 for Module imports itself
• 1 for 'import *' may pollute namespace
• 1 for Wrong name for an argument in a class instantiation

[thaj-deen]

Merged and resolved the conflicts

@prgeor - Resolved LGTM warning - The wrong name/number of the argument alerts are due to different platform definitions.

[thaj-deen]

@thaj-deen Can you rebase this and please address for the prince's comment?

@sujinmkang - Addressed your comment

[thaj-deen]

@sujinmkang @prgeor - close the PR by mistake

[lgtm-com]

This pull request introduces 11 alerts when merging ec79793 into c668f2a - view on LGTM.com

new alerts:

• 8 for Wrong number of arguments in a class instantiation
• 1 for Module imports itself
• 1 for 'import *' may pollute namespace
• 1 for Wrong name for an argument in a class instantiation