utils

Provides a number of helper functions.

Validate inputs

is_home_connectable()	Checks and returns whether the Railway Codes website is reacheable.
is_str_float(x)	Checks and returns whether a string represents a float value.
validate_initial(x[, as_is])	Validates if a string is a single letter, returning it in upper case or as is.
validate_page_name(cls_instance, page_no, ...)	Retrieves the valid page name corresponding to a given page number.
collect_in_fetch_verbose(data_dir, verbose)	Creates a new parameter that indicates whether to print relevant information to the console.
fetch_all_verbose(data_dir, verbose)	Creates a new parameter that indicates whether to print relevant information to the console.

Print messages

format_confirmation_prompt(data_name[, ...])	Returns a message for comfirming whether to proceed to collect a certain cluster of data.
print_collect_msg(data_name[, initial, ...])	Prints a message indicating the status of data collection.
print_conn_err([verbose])	Prints a message if an Internet connection attempt is unsuccessful.
print_inst_conn_err([update, verbose, e])	Prints an error message when an instance fails to establish an Internet connection.
print_void_msg(data_name, verbose)	Prints a message when the data collection process fails.

Save and retrieve pre-packed data

fetch_location_names_errata([k, regex, ...])

Fetches a dictionary or dataframe to rectify location names.