Running the Library Through the Command Line

1. Set the environmental variable.

**[Reminder] Keep your API key safe, and do not share it with others!**   
**[NOTE] This method will always generate a CSV.**

## **MacOS or Linux** 
    [Required] Open a `bash terminal` and set an Environmental Variable with the `variable_name` as `FSF_API_KEY` and the `variable_value` with the `API_KEY` with the command
```shell script
export FSF_API_KEY=your personal API key
``` 

## **Windows** 
[Required] Set an Environmental Variable with the `variable_name` as `FSF_API_KEY` and the `variable_value` with the `API_KEY`.

![Screenshot](https://raw.githubusercontent.com/FirstStreet/fsf_api_access_python/master/doc/images//3.1.1.png)

![Screenshot](https://raw.githubusercontent.com/FirstStreet/fsf_api_access_python/master/doc/images//3.1.2.png)

![Screenshot](https://raw.githubusercontent.com/FirstStreet/fsf_api_access_python/master/doc/images//3.1.3.png)

2. Open/Re-open a powershell console / bash terminal and navigate to the project directory. Next, call one of the methods described below in the Products section through the command line. See the Examples section in the individual products for more examples.

```sh
cd /path/to/project

python -m firststreet -p <product>.<product_subtype> -i <search_item> -f <file_name> -l <lookup_type>
```

![Screenshot](https://raw.githubusercontent.com/FirstStreet/fsf_api_access_python/master/doc/images//3.2.1.png)

Command Line Argument Details:

• -p/--product PRODUCT: [REQUIRED] The product to call from the API

  Example: -p location.get_detail

• [-api_key/--api_key API_KEY]: [OPTIONAL] If step 1 is skipped or unavailable, this argument can take the API_KEY instead.

  Example: -a XXXXXXXXXXXXXXXXXXX

• [-v/--version VERSION]: [OPTIONAL] The version of the API to call. Defaults to the current version.

  Example: -v v1

• [-i/--search_items SEARCH_ITEM]: [OPTIONAL] The Search Items to search for with the product.

  NOTE The search_item list must be separated with a semicolon (;) instead of a comma

  Example: -i 541114211;541229206

• [-l/--location LOOKUP_TYPE]: [OPTIONAL] The lookup location type (property, neighborhood, city, zcta, tract, county, cd, state)

  Example: -l property

• [-connection_limit/--connection_limit CONNECTION_LIMIT]: [OPTIONAL] The max number of concurrent connections to make to the API at the same time. This is does not affect the number of FSIDs that can be pulled. Defaults to 100 connections

  Example: -connection_limit 20000

• [-rate_limit/--rate_limit RATE_LIMIT]: [OPTIONAL] The max number of requests during the rate limit period. Defaults to 20000 requests

  Example: -rate_limit 1

• [-rate_period/--rate_period RATE_PERIOD]: [OPTIONAL] The period of time for the rate limit. Defaults to 1 second

  Example: -rate_period 20

• [-log/--log LOG]: [OPTIONAL] To log info output to the console or not. Defaults to True

  Example: -l False

• [-e/--extra_param EXTRA_PARAM]: [OPTIONAL] Adds the argument to the end of the endpoint call

  Example: -e extra_param

• [-year/--year YEAR]: [OPTIONAL] The year to use for the Probability Depth Tile product

  Example: -year 2050

• [-return_period/--return_period RETURN_PERIOD]: [OPTIONAL] The return period to use for the Probability Depth Tile product

  Example: -return_period 500

• [-event_id/--event_id EVENT_ID]: [OPTIONAL] The event id to use for the Historic Event Tile product

  Example: -event_id 3

• [-f/--file FILE]: [OPTIONAL] A file of Search Items (one per line) to search for with the product

  Example: -f sample.txt

  Content of a sample text file. Note that the file must be in the same directory as the project:

  541114211
  540456284
  541229206
  540563324
  541262690
  540651172