Environment variables to set for process invocations. Entries are either strings in the form ENV_VAR=value to set an explicit value; or just ENV_VAR to copy the value from Pants's own environment.
Each ENV_VAR must be one of LANG, LC_CTYPE, LC_ALL, http_proxy, https_proxy, ftp_proxy, all_proxy, no_proxy, HTTP_PROXY, HTTPS_PROXY, FTP_PROXY, ALL_PROXY, NO_PROXY, REQUESTS_CA_BUNDLE.