us_bea added BEAGDPv2 statvar processing files

statvar_imports/us_bea/BEAGDPv2/README.md

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+# GDP by County, Metro, and Other Areas
+
+The data set contains GDP by  county, Metro, and Other Areas
+
+Download:
+
+Data download URL : https://apps.bea.gov/regional/zip/CAGDP9.zip
+Select the CAGDP9: Real GDP in chaied dollars by County & MSA
+
+
+Processing: 
+Earlier code : https://source.corp.google.com/piper///depot/google3/datacommons/mcf/bea/v2/ ( 2017-2022 data)
+Current execution : Using statvarProcessor.
+
+File paths in gcs:
+
+inut file : gs://unresolved_mcf/us_bea/gdp_chained_dollar_county_msa/20241028/input_files/CAGDP9__ALL_AREAS_2017_2022.csv
+pv_map: gs://unresolved_mcf/us_bea/gdp_chained_dollar_county_msa/20241028/configs/pv_map.py
+place mappings : gs://unresolved_mcf/us_bea/gdp_chained_dollar_county_msa/20241028/configs/place_mapping.json
+config file: gs://unresolved_mcf/us_bea/gdp_chained_dollar_county_msa/20241028/configs/config.py
+output files: gs://unresolved_mcf/us_bea/gdp_chained_dollar_county_msa/20241028/output_files/
+
+
+Check for any addiitonal NAICS to be mapped from source and update the pv_map.py
+Also any new place mappings has to be updated in the place_mappings.json with corresponding dcid
+Used the statvar_remap to map the dcid generated in the format of existing dcid ( The existing statvar has measurement qualifier in the end of statvar whereas the script generates dcid has it in the beginning) 
+
+Execution step :
+
+python3 {$SCRIPT_PATH}/stat_var_processor.py --pv_map={$INPUT_PATH}/pv_map.py,observationAbout:{$INPUT_PATH}/place_mapping.json --config={$INPUT_PATH}/config.py --input_data={$INPUT_PATH}/CAGDP9__ALL_AREAS_2017_2022.csv --output_path={$OUTPUT_PATH}/cagdp9  2>&1 | tee gdp.log
+

statvar_imports/us_bea/BEAGDPv2/config.py

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+{
+  'header_rows' :1,
+  'input_encoding': 'latin-1',
+  'input_data_dialect': 'unix',
+}
+
+