convert_BertForQuestionAnswering_pytorch_checkpoint_to_tf
Added support of convert  BertForQuestionAnswering pytorch model to tensorflow like below file
https://github.com/huggingface/transformers/blob/master/src/transformers/convert_bert_pytorch_checkpoint_to_original_tf.py

I made new file convert_BertForQuestionAnswering_pytorch_checkpoint_to_tf.py
# [Codecov](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=h1) Report
> Merging [#6739](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=desc) into [master](https://codecov.io/gh/huggingface/transformers/commit/64c7c2bc158364ff5c53dce2f19698078b2f9d78?el=desc) will **decrease** coverage by `1.00%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/huggingface/transformers/pull/6739/graphs/tree.svg?width=650&height=150&src=pr&token=9qOlN6Hb1c)](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #6739      +/-   ##
==========================================
- Coverage   80.00%   78.99%   -1.01%     
==========================================
  Files         156      156              
  Lines       28426    28426              
==========================================
- Hits        22741    22455     -286     
- Misses       5685     5971     +286     
```


| [Impacted Files](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [src/transformers/modeling\_tf\_electra.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl9lbGVjdHJhLnB5) | `25.13% <0.00%> (-73.83%)` | :arrow_down: |
| [src/transformers/modeling\_tf\_t5.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl90NS5weQ==) | `26.84% <0.00%> (-64.10%)` | :arrow_down: |
| [src/transformers/modeling\_t5.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190NS5weQ==) | `71.61% <0.00%> (-12.22%)` | :arrow_down: |
| [src/transformers/configuration\_t5.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9jb25maWd1cmF0aW9uX3Q1LnB5) | `85.71% <0.00%> (-10.72%)` | :arrow_down: |
| [src/transformers/generation\_tf\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9nZW5lcmF0aW9uX3RmX3V0aWxzLnB5) | `83.70% <0.00%> (-2.76%)` | :arrow_down: |
| [src/transformers/modeling\_tf\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl91dGlscy5weQ==) | `84.69% <0.00%> (-2.61%)` | :arrow_down: |
| [src/transformers/modeling\_utils.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ191dGlscy5weQ==) | `87.50% <0.00%> (-0.56%)` | :arrow_down: |
| [src/transformers/tokenization\_dpr.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy90b2tlbml6YXRpb25fZHByLnB5) | `57.65% <0.00%> (+4.50%)` | :arrow_up: |
| [src/transformers/modeling\_tf\_flaubert.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl9mbGF1YmVydC5weQ==) | `88.34% <0.00%> (+63.80%)` | :arrow_up: |
| [src/transformers/modeling\_tf\_albert.py](https://codecov.io/gh/huggingface/transformers/pull/6739/diff?src=pr&el=tree#diff-c3JjL3RyYW5zZm9ybWVycy9tb2RlbGluZ190Zl9hbGJlcnQucHk=) | `90.90% <0.00%> (+69.43%)` | :arrow_up: |

------

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> Powered by [Codecov](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=footer). Last update [64c7c2b...b9f471b](https://codecov.io/gh/huggingface/transformers/pull/6739?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
<|||||>@LysandreJik hey i have tried to add small  script of convert BertForQuestionAnswering pytorch model to tensorflow like below file
https://github.com/huggingface/transformers/blob/master/src/transformers/convert_bert_pytorch_checkpoint_to_original_tf.py
please look into it.<|||||>This issue has been automatically marked as stale and been closed because it has not had recent activity. Thank you for your contributions.

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