Merge pull request #6961 from edx/will/quiet-error-logs-invoice-pdf-missing-image

Avoid logging errors when the image path is not provided for invoice PDFs

lms/djangoapps/shoppingcart/pdf.py

@@ -193,6 +193,7 @@ class PDFInvoice(object):
         )
 
         # Left-Aligned cobrand logo
+        if self.cobrand_logo_path:
             cobrand_img = self.load_image(self.cobrand_logo_path)
             if cobrand_img:
                 img_width = float(cobrand_img.size[0]) / (float(cobrand_img.size[1]) / self.cobrand_logo_height)
@@ -200,6 +201,7 @@ class PDFInvoice(object):
                                    self.cobrand_logo_height, mask='auto')
 
         # Right aligned brand logo
+        if self.logo_path:
             logo_img = self.load_image(self.logo_path)
             if logo_img:
                 img_width = float(logo_img.size[0]) / (float(logo_img.size[1]) / self.brand_logo_height)