feat(tools): improve python PDF capabilities (#108)

Signed-off-by: Jan Pokorný <jenompokorny@gmail.com>

src/tools/python/python.ts

@@ -59,8 +59,10 @@ export class PythonTool extends Tool<PythonToolOutput, PythonToolOptions> {
     "Use matplotlib to plot charts.",
     "Use pillow (import PIL) to create and manipulate images.",
     "Use moviepy for complex manipulations with videos.",
-    "Use pikepdf to manipulate PDFs.",
+    "Use PyPDF2, pikepdf, or fitz to manipulate PDFs.",
+    "Use pdf2image to convert PDF to images.",
     "Other Python libraries are also available -- however, prefer using the ones above.",
+    "Prefer using qualified imports -- `import library; library.thing()` instead of `import thing from library`.",
     "Do not attempt to install libraries manually -- it will not work.",
     "Each invocation of Python runs in a completely fresh VM -- it will not remember anything from before.",
     "Do not use this tool multiple times in a row, always write the full code you want to run in a single invocation.",