Add a way to request two pythontex runs.

demo-multirun.lyx

@@ -0,0 +1,329 @@
+#LyX 2.3 created this file. For more info see http://www.lyx.org/
+\lyxformat 544
+\begin_document
+\begin_header
+\save_transient_properties true
+\origin unavailable
+\textclass article
+\begin_preamble
+\usepackage[gobble=auto]{pythontex}
+\end_preamble
+\use_default_options true
+\maintain_unincluded_children false
+\language english
+\language_package default
+\inputencoding auto
+\fontencoding global
+\font_roman "default" "default"
+\font_sans "default" "default"
+\font_typewriter "default" "default"
+\font_math "auto" "auto"
+\font_default_family default
+\use_non_tex_fonts false
+\font_sc false
+\font_osf false
+\font_sf_scale 100 100
+\font_tt_scale 100 100
+\use_microtype false
+\use_dash_ligatures true
+\graphics default
+\default_output_format pdf2
+\output_sync 0
+\bibtex_command default
+\index_command default
+\paperfontsize default
+\spacing single
+\use_hyperref true
+\pdf_title "pythontex-wrapper for lyx demo document"
+\pdf_author "Michael G. Hansen"
+\pdf_bookmarks true
+\pdf_bookmarksnumbered false
+\pdf_bookmarksopen false
+\pdf_bookmarksopenlevel 1
+\pdf_breaklinks false
+\pdf_pdfborder false
+\pdf_colorlinks false
+\pdf_backref false
+\pdf_pdfusetitle true
+\papersize default
+\use_geometry false
+\use_package amsmath 1
+\use_package amssymb 1
+\use_package cancel 1
+\use_package esint 1
+\use_package mathdots 1
+\use_package mathtools 1
+\use_package mhchem 1
+\use_package stackrel 1
+\use_package stmaryrd 1
+\use_package undertilde 1
+\cite_engine basic
+\cite_engine_type default
+\biblio_style plain
+\use_bibtopic false
+\use_indices false
+\paperorientation portrait
+\suppress_date false
+\justification true
+\use_refstyle 1
+\use_minted 0
+\index Index
+\shortcut idx
+\color #008000
+\end_index
+\secnumdepth 3
+\tocdepth 3
+\paragraph_separation indent
+\paragraph_indentation default
+\is_math_indent 0
+\math_numbering_side default
+\quotes_style english
+\dynamic_quotes 0
+\papercolumns 1
+\papersides 1
+\paperpagestyle default
+\tracking_changes false
+\output_changes false
+\html_math_output 0
+\html_css_as_file 0
+\html_be_strict false
+\end_header
+
+\begin_body
+
+\begin_layout Title
+pythontex-wrapper for lyx demo document
+\end_layout
+
+\begin_layout Itemize
+Check how many times Python code was actually executed:
+\end_layout
+
+\begin_deeper
+\begin_layout Itemize
+\begin_inset ERT
+status open
+
+\begin_layout Plain Layout
+
+
+\backslash
+begin{pycode}[sessionA]
+\end_layout
+
+\begin_layout Plain Layout
+
+import os
+\end_layout
+
+\begin_layout Plain Layout
+
+import json
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+
+myFileName=
+\begin_inset Quotes erd
+\end_inset
+
+test.json
+\begin_inset Quotes erd
+\end_inset
+
+
+\end_layout
+
+\begin_layout Plain Layout
+
+if (os.path.exists(myFileName)):
+\end_layout
+
+\begin_layout Plain Layout
+
+	with open(myFileName, 
+\begin_inset Quotes eld
+\end_inset
+
+r
+\begin_inset Quotes erd
+\end_inset
+
+) as myFile:
+\end_layout
+
+\begin_layout Plain Layout
+
+		myData=json.load(myFile)
+\end_layout
+
+\begin_layout Plain Layout
+
+		myFile.close()
+\end_layout
+
+\begin_layout Plain Layout
+
+else:
+\end_layout
+
+\begin_layout Plain Layout
+
+	myData={
+\begin_inset Quotes eld
+\end_inset
+
+value
+\begin_inset Quotes erd
+\end_inset
+
+:0}
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+
+myData[
+\begin_inset Quotes eld
+\end_inset
+
+value
+\begin_inset Quotes erd
+\end_inset
+
+]=myData[
+\begin_inset Quotes eld
+\end_inset
+
+value
+\begin_inset Quotes erd
+\end_inset
+
+]+1
+\end_layout
+
+\begin_layout Plain Layout
+
+print(
+\begin_inset Quotes eld
+\end_inset
+
+pythontex has been run 
+\begin_inset Quotes eld
+\end_inset
+
++str(myData[
+\begin_inset Quotes eld
+\end_inset
+
+value
+\begin_inset Quotes erd
+\end_inset
+
+])+
+\begin_inset Quotes erd
+\end_inset
+
+ times.
+\begin_inset Quotes erd
+\end_inset
+
+)
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+
+with open(
+\begin_inset Quotes eld
+\end_inset
+
+test.json
+\begin_inset Quotes erd
+\end_inset
+
+, 
+\begin_inset Quotes eld
+\end_inset
+
+w
+\begin_inset Quotes erd
+\end_inset
+
+) as myFile:
+\end_layout
+
+\begin_layout Plain Layout
+
+	json.dump(myData, myFile)
+\end_layout
+
+\begin_layout Plain Layout
+
+	myFile.close()
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+
+# force two runs of pythontex
+\end_layout
+
+\begin_layout Plain Layout
+
+signfile=open(
+\begin_inset Quotes eld
+\end_inset
+
+pythontex-wrapper-runagain.tmp
+\begin_inset Quotes erd
+\end_inset
+
+, 
+\begin_inset Quotes eld
+\end_inset
+
+w
+\begin_inset Quotes erd
+\end_inset
+
+)
+\end_layout
+
+\begin_layout Plain Layout
+
+signfile.close()
+\end_layout
+
+\begin_layout Plain Layout
+
+\end_layout
+
+\begin_layout Plain Layout
+
+
+\backslash
+end{pycode}
+\end_layout
+
+\end_inset
+
+
+\end_layout
+
+\end_deeper
+\end_body
+\end_document

pythontex-wrapper.sh

@@ -8,6 +8,7 @@
 # by changing the executable name
 latexcommand="pdflatex"
 pythontexcommand="pythontex3"
+secondrunfile="pythontex-wrapper-runagain.tmp"
 
 if [ "$1" = "--help" ] || [ "$1" = "-h" ] ; then
     echo "pythontex-wrapper V0.1, licensed CC0-1.0"
@@ -49,6 +50,9 @@ if [ ! -e ${pytxcodefilename} ] ; then
     exit 0
 fi
 
+# remove second-run-request file
+rm -f ${secondrunfile}
+
 echo -e "\n\npythontex-wrapper: Calling ${pythontexcommand}"
 echo -e "------------------------------------------\n\n"
 ${pythontexcommand} $1
@@ -65,6 +69,25 @@ if [ ${lastResult} -gt 0 ]; then
     exit 1
 fi
 
+if [ -e ${secondrunfile} ] ; then
+    # 2nd run of pythontex requested
+    echo -e "\n\npythontex-wrapper: Calling ${pythontexcommand} for 2nd run"
+    echo -e "------------------------------------------\n\n"
+    ${pythontexcommand} --rerun always $1
+    lastResult=$?
+    echo "pythontex run: ${lastResult}" >> pythontex-wrapper.log
+    if [ ${lastResult} -gt 0 ]; then
+        # running pythontex failed
+        # lyx expects LaTeX error messages in the log file
+        # Add a fake latex error message which lyx understands
+        echo "! Undefined control sequence." >>${logfilename}
+        echo "l.17 \\pythontexError" >>${logfilename}
+        echo "\\Actually there is a pythontex error, see complete log for details." >>${logfilename}
+        
+        exit 1
+    fi
+fi
+
 # pythontex worked, run latex again
 echo -e "\n\npythontex-wrapper: Calling ${latexcommand}"
 echo -e "------------------------------------------\n\n"