Vendor all openag firmware in one fell swoop

vendor_all_the_firmware.py

"""
This script fetches the latest master of all of the openag firmware repositories, then removes the `.git`, etc.
"""
import subprocess
import argparse
from os import path

LIBS = set((
    "https://github.com/OpenAgInitiative/openag_firmware_module.git",
    "https://github.com/OpenAgInitiative/rosserial_arduino_libs.git",
    "https://github.com/OpenAgInitiative/openag_pulse_actuator.git",
    "https://github.com/OpenAgInitiative/openag_doser_pump.git",
    "https://github.com/OpenAgInitiative/openag_air_flush.git",
    "https://github.com/OpenAgInitiative/openag_tone_actuator.git",
    "https://github.com/OpenAgInitiative/openag_bh1750.git",
    "https://github.com/OpenAgInitiative/openag_mhz19.git",
    "https://github.com/OpenAgInitiative/openag_binary_sensor.git",
    "https://github.com/OpenAgInitiative/openag_atlas_do.git",
    "https://github.com/OpenAgInitiative/openag_atlas_orp.git",
    "https://github.com/OpenAgInitiative/openag_mhz16.git",
    "https://github.com/OpenAgInitiative/openag_software_pwm_actuator.git",
    "https://github.com/OpenAgInitiative/openag_dht22.git",
    "https://github.com/OpenAgInitiative/openag_ds18b20.git",
    "https://github.com/OpenAgInitiative/openag_atlas_ec.git",
    "https://github.com/OpenAgInitiative/openag_atlas_ph.git",
    "https://github.com/OpenAgInitiative/openag_gc0012.git",
    "https://github.com/OpenAgInitiative/openag_atlas_rgb.git",
    "https://github.com/OpenAgInitiative/openag_am2315.git",
    "https://github.com/OpenAgInitiative/openag_pwm_actuator.git",
    "https://github.com/OpenAgInitiative/openag_binary_actuator.git"
))

def read_file_name(url):
    file_name, ext = path.splitext(path.basename(url))
    return file_name

def git_export_remote(repo_url, cwd="."):
    return subprocess.call(
        ("git", "clone", "--depth", "1", repo_url), cwd=cwd)

def clean_export(cwd):
    junk = (".git", ".gitmodules", ".travis.yml")
    return subprocess.call(
        ("rm", "-rf") + junk, cwd=cwd)

parser = argparse.ArgumentParser()
parser.add_argument(
    "out_dir",
    type=str
)

if __name__ == "__main__":
    args = parser.parse_args()
    for git_url in LIBS:
        git_export_remote(git_url, args.out_dir)
        repo_name = read_file_name(git_url)
        repo_path = path.join(args.out_dir, repo_name)
        clean_export(repo_path)