def install_pip(self, package, save=True, save_dev=False):
        """Installs a pip package.

        :param save: if `True`, pins the package to the Hydrogen requirements
            YAML file.
        :param save_dev: if `True`, pins the package as a development
            dependency to the Hydrogen requirements YAML file.
        :param return: a **single** :class:`Requirement` object, representing
            the installed version of the given package.
        """
        requirement = Requirement.coerce(package)
        click.echo("pip install " + requirement.package)
        cmd = envoy.run("pip install {}".format(str(requirement)))
        if cmd.status_code == 0:
            installed_packages = get_installed_pypackages()
            package = installed_packages[requirement.package]
            requirement.version = "=={}".format(package.version)
            if save:
                self.requirements["all"].add(requirement)
            if save_dev:
                self.requirements["dev"].add(requirement)
            if save or save_dev:
                self.requirements.save()
            return requirement
        else:
            fatal(cmd.std_err)
def commit_and_push(repo_dir, day):
    subprocess.check_call(
        ["git", "config", "--global", "user.email", "u1test+m-o@canonical.com"]
    )
    subprocess.check_call(["git", "config", "--global", "user.name", "snappy-m-o"])

    subprocess.check_call(["git", "-C", repo_dir, "add", "--all"])
    subprocess.check_call(
        [
            "git",
            "-C",
            repo_dir,
            "commit",
            "--message",
            "Add the results for {}".format(day),
        ]
    )

    subprocess.check_call(
        [
            "git",
            "-C",
            repo_dir,
            "push",
            "https://{GH_TOKEN}@github.com/elopio/autopkgtest-results.git".format(
                GH_TOKEN=os.environ.get("GH_TOKEN_PPA_AUTOPKGTEST_RESULTS")
            ),
        ]
    )