Method from_file

utils/src/presentation.py:1192–1233

Parse a Presentation from a file.

(cls, file_path: str, config: Config)

    @classmethod
    def from_file(cls, file_path: str, config: Config):
        """
        Parse a Presentation from a file.
        """
        prs = PPTXPre(file_path)
        slide_width = prs.slide_width
        slide_height = prs.slide_height
        slides = []
        error_history = []
        slide_idx = 0
        layouts = [layout.name for layout in prs.slide_layouts]
        num_pages = len(prs.slides)
        for slide in prs.slides:
            if slide._element.get("show") == "0":
                continue  # will not be printed to pdf

            slide_idx += 1
            try:
                if slide.slide_layout.name not in layouts:
                    raise ValueError(
                        f"slide layout {slide.slide_layout.name} not found"
                    )
                slides.append(
                    SlidePage.from_slide(
                        slide,
                        slide_idx - len(error_history),
                        slide_idx,
                        slide_width.pt,
                        slide_height.pt,
                        config,
                    )
                )
            except Exception as e:
                error_history.append((slide_idx, str(e)))
                if config.DEBUG:
                    print(
                        f"Warning in slide {slide_idx} of {file_path}: {traceback.format_exc()}"
                    )

        return cls(
            slides, error_history, slide_width, slide_height, file_path, num_pages
        )

    def save(self, file_path, layout_only=False):
        """