Python Subprocess Crontab Problem

[Robert Simmons]

On Wed, Jun 10, 2015 at 5:02 PM, Craig Rodrigues <rodrigc at freebsd.org> wrote:
> Can you add right here:
>        print("PATH: %s" % os.environ['PATH'], file=errors)
>
> and see what the PATH is in your errors file?

I should have mentioned that I'm using python3. The above is causing a
TypeError:
TypeError: 'str' does not support the buffer interface