added num columns option

app/main.py

@@ -13,6 +13,7 @@ from app.pdf import make_pdf
 @click.option("--silent", default=False, is_flag=True)
 @click.option("--include-answers", default=True, is_flag=True)
 @click.option("--output-filepath")
+@click.option("--num-columns", default=4)
 def main(
     bits: int,
     num_problems: int,
@@ -20,6 +21,7 @@ def main(
     silent: bool = False,
     include_answers: bool = True,
     output_filepath: str = None,
+    num_columns: int = 4,
 ) -> None:
 
     validate_args(pdf, silent, output_filepath)
@@ -32,6 +34,7 @@ def main(
             answers=answers,
             output_path=output_filepath or "problems.pdf",
             include_answers=include_answers,
+            num_columns=num_columns,
         )
 
     if not silent:

app/pdf.py

@@ -6,7 +6,11 @@ POSTSCRIPT_FILEPATH = "tempfile.ps"
 
 
 def make_pdf(
-    problems: str, answers: str, output_path: str, include_answers: bool
+    problems: str,
+    answers: str,
+    output_path: str,
+    include_answers: bool,
+    num_columns: int,
 ) -> None:
     if include_answers:
         pdf_jobs = (("problems", problems), ("answers", answers))
@@ -18,7 +22,7 @@ def make_pdf(
             output_path = make_answers_path(output_path)
         with tempfile.NamedTemporaryFile(mode="w") as txt_file:
             write_to_txtfile(txt_file, text)
-            make_postscript_file(txt_file)
+            make_postscript_file(txt_file, num_columns)
             make_pdf_file(output_path)
         os.unlink(POSTSCRIPT_FILEPATH)
 
@@ -39,6 +43,6 @@ def make_pdf_file(output_path):
     subprocess.call(command, shell=True)
 
 
-def make_postscript_file(txt_file):
-    command = f"enscript --columns=4 --no-header --output={POSTSCRIPT_FILEPATH} {txt_file.name}"
+def make_postscript_file(txt_file, num_columns):
+    command = f"enscript --columns={num_columns} --no-header --output={POSTSCRIPT_FILEPATH} {txt_file.name}"
     subprocess.call(command, shell=True)

setup.py

@@ -8,7 +8,7 @@ setup(
     name="binary_quiz",
     author="Zev Averbach",
     author_email="zev@averba.ch",
-    version="0.1.1",
+    version="0.1.3",
     license="MIT",
     long_description_content_type="text/markdown",
     description=(