Bugfix #2755 header counter develop

[hsoh-u]

Expected Differences

• Do these changes introduce new tools, command line arguments, or configuration file options? [No]
  
  If yes, please describe:
  

• Do these changes modify the structure of existing or add new output data types (e.g. statistic line types or NetCDF variables)? [No]
  
  If yes, please describe:
  

Pull Request Testing

• Describe testing already performed for these changes:
  

/d1/personal/hsoh/git/pull_request/MET_bugfix_2755_python_emb_for_single_point_obs/bin/plot_point_obs 'PYTHON_NUMPY=/d1/personal/hsoh/git/pull_request/MET_bugfix_2755_python_emb_for_single_point_obs/share/met/python/examples/read_ascii_point.py /d1/personal/hsoh/data/MET-2755/test_11_column_input.1row' pointdata_numpy_python_single.ps -dotsize 2.0 -v 4

DEBUG 3: Running MET compile time python instance (/nrit/ral/met-python3/bin/python3.10) to run user's python script (/d1/personal/hsoh/git/pull_request/MET_bugfix_2755_python_emb_for_single_point_obs/share/met/python/examples/read_ascii_point).
Python Script:  '/d1/personal/hsoh/git/pull_request/MET_bugfix_2755_python_emb_for_single_point_obs/share/met/python/examples/read_ascii_point.py'
Input File:     '/d1/personal/hsoh/data/MET-2755/test_11_column_input.1row'
     point_data: Data Length:   1
     point_data: Data Type:     <class 'list'>
DEBUG 2: Processing 1 observations at 1 locations.

• Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
  

test with other single point data

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [No]

• Do these changes include sufficient testing updates? [No]

• Will this PR result in changes to the test suite? [No]
  
  If yes, describe the new output and/or changes to the existing output:
  

• Please complete this pull request review by [Fill in date].
  

Pull Request Checklist

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[JohnHalleyGotway]

I approve of these changes.

I note that these are the same changes that I already reviewed/tested/approved for the main_v11.1 branch in PR#2773. I tested them on seneca as described in this comment, and they work as expected.