fix example in param_demo

debug_mstruct.py

@@ -115,3 +115,17 @@
 p.t = "1:10:100"
 p.list = "${start}:${step}:${stop}"
 p()
+
+# %% nested
+i = param(debug=True)
+i.a = [1,2,3,4]
+i.b = 1
+i.c = "${a[${b+1}]}"
+i.d = "${a[${b}+1]}"   # as c with the increment performed outside the expression
+i.f = {"A":1, "B":2, "C":3}
+i.g = "C"
+i.h ="${f['${g}']*100}"
+i.a = "[10,20,30]" # previous values are multiplied by  (without $, it is a list)
+i.b = "2" # index +1
+i.f = '{"A":100, "B":200, "C":300}'  # previous values are multiplied by 100
+i()

docs/class_examples.html

@@ -353,7 +353,7 @@ <h2>Welcome to Usage Class Examples</h2>
 <p>Select a module in the left menu to view usage examples. These examples are not for production and are automatically extracted from the main section of each module.</p>
 <p>Back to the <a href='index.html'>Python'Pizza3 documentation</a>.</p>
 <p>When no module is selected, you see this welcome page. They are used to test classes with typical codes. The main section often serves as a testing script, example usage block, or self-contained test block. It's a way to demonstrate how the module's functionality works or to run simple unit tests and examples inline.</p>
-<p>Generated on: 2025-02-07 15:50:02</p>
+<p>Generated on: 2025-02-07 20:34:01</p>
 
 </div>
 

docs/datatemplate3.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:05</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:03</p>
         </div>
 
 <h2></h2>

docs/debug_mstruct.html

@@ -144,7 +144,21 @@ <h1 class="title">Module <code>debug_mstruct</code></h1>
 p.stop = 100
 p.t = &#34;1:10:100&#34;
 p.list = &#34;${start}:${step}:${stop}&#34;
-p()</code></pre>
+p()
+
+# %% nested
+i = param(debug=True)
+i.a = [1,2,3,4]
+i.b = 1
+i.c = &#34;${a[${b+1}]}&#34;
+i.d = &#34;${a[${b}+1]}&#34;   # as c with the increment performed outside the expression
+i.f = {&#34;A&#34;:1, &#34;B&#34;:2, &#34;C&#34;:3}
+i.g = &#34;C&#34;
+i.h =&#34;${f[&#39;${g}&#39;]*100}&#34;
+i.a = &#34;[10,20,30]&#34; # previous values are multiplied by  (without $, it is a list)
+i.b = &#34;2&#34; # index +1
+i.f = &#39;{&#34;A&#34;:100, &#34;B&#34;:200, &#34;C&#34;:300}&#39;  # previous values are multiplied by 100
+i()</code></pre>
 </details>
 </section>
 <section>

docs/dscript_math_example.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:06</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:05</p>
         </div>
 
 <h2></h2>

docs/dump_case4.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:07</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:05</p>
         </div>
 
 <h2></h2>

docs/dumpreduce.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:07</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:06</p>
         </div>
 
 <h2></h2>

docs/dumptemplate.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:08</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:07</p>
         </div>
 
 <h2></h2>

docs/dumptemplate3.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:08</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:07</p>
         </div>
 
 <h2></h2>

docs/geometry.html

@@ -96,7 +96,7 @@
         <div style="border: 2px solid red; padding: 10px; margin-bottom: 20px;">
             <h3 style="color: red;">Notice</h3>
             <p>This is a raw view of the Python source code due to an error in generating the documentation.</p>
-            <p><strong>Date of Conversion:</strong> 2025-02-07 15:50:17</p>
+            <p><strong>Date of Conversion:</strong> 2025-02-07 20:34:15</p>
         </div>
 
 <h2></h2>

docs/index.html

@@ -442,7 +442,7 @@ <h2>Welcome to Pizza3 Documentation</h2>
                 const markdownContent = `
 # Pizza Modules Documentation
 
-Generated on: **2025-02-07 15:50:02**
+Generated on: **2025-02-07 20:34:01**
 
 <hr style="border: none; height: 1px; background-color: #e0e0e0;" />
 
@@ -1904,7 +1904,7 @@ <h2>Welcome to Pizza3 Documentation</h2>
 | \`param\` | \`disp\` | display method | 3 | 1.0054 |
 | \`param\` | \`dispmax\` | optimize display | 8 | 1.0054 |
 | \`param\` | \`escape\` | escape \$\{\} as $\{\{\}\} --> keep variable names convert $\{\} as \{\} --> prepare Python replacement | 35 | 1.0054 |
-| \`param\` | \`eval\` | Eval method for structure such as MS.alias | 203 | 1.0054 |
+| \`param\` | \`eval\` | Eval method for structure such as MS.alias | 207 | 1.0054 |
 | \`param\` | \`expand_ranges\` | Expands MATLAB-style ranges in a string. | 44 | 1.0054 |
 | \`param\` | \`format\` | Format a string with fields using \{field\} as placeholders. Handles expressions like $\{variable1\}. | 55 | 1.0054 |
 | \`param\` | \`format_array\` | Format NumPy array for display with distinctions for scalars, row/column vectors, and ND arrays. Recursively formats multi-dimensional arrays without introducing unwanted commas. | 106 | 1.0054 |
@@ -1968,7 +1968,7 @@ <h2>Welcome to Pizza3 Documentation</h2>
 | \`paramauto\` | \`disp\` | display method | 3 | 1.0054 |
 | \`paramauto\` | \`dispmax\` | optimize display | 8 | 1.0054 |
 | \`paramauto\` | \`escape\` | escape \$\{\} as $\{\{\}\} --> keep variable names convert $\{\} as \{\} --> prepare Python replacement | 35 | 1.0054 |
-| \`paramauto\` | \`eval\` | Eval method for structure such as MS.alias | 203 | 1.0054 |
+| \`paramauto\` | \`eval\` | Eval method for structure such as MS.alias | 207 | 1.0054 |
 | \`paramauto\` | \`expand_ranges\` | Expands MATLAB-style ranges in a string. | 44 | 1.0054 |
 | \`paramauto\` | \`format\` | Format a string with fields using \{field\} as placeholders. Handles expressions like $\{variable1\}. | 55 | 1.0054 |
 | \`paramauto\` | \`format_array\` | Format NumPy array for display with distinctions for scalars, row/column vectors, and ND arrays. Recursively formats multi-dimensional arrays without introducing unwanted commas. | 106 | 1.0054 |

docs/index_matlab.html

@@ -328,7 +328,7 @@ <h2>Welcome to Pizza3 Matlab Documentation</h2>
 <p>Back to the <a href='index.html'>Python'Pizza3 documentation</a>.</p>
 <hr>
 <p><i>When no function is selected, you see this welcome page.</i></p>
-Generated on: 2025-02-07 15:50:41</div>
+Generated on: 2025-02-07 20:34:42</div>
 <div id='Hertz_forces' class='doc-content' style='display: none;'>
 <h1>Code to explain the displacement of SPH particles (amorphous) along a rigid wall made with beads of the same size (organized)</h1>
 <p>INRAE\Olivier Vitrac, Han Chen - 2023-02-23</p>

docs/pizza/private/mstruct.html

@@ -299,7 +299,7 @@ <h3 id="evaluation-usage">Evaluation Usage</h3>
 # 2025-02-01 better separation of param interpolation and global evaluation, consolidation of local evaluation: &#34;the sum p is ${sum(p)}&#34;, [${n},${o}]&#34; (version 1.0052)
 # 2025-02-03 add _precision, fix generator for NumPy
 # 2025-02-06 maintnance version (fixes and extensions) in agreement with the revised version of param_demo()
-# 2025-02-07 add struct.numrepl(), major release (version 1.0054)
+# 2025-02-07 add struct.numrepl(), major release (version 1.0054), improve evaluation error messages
 
 __project__ = &#34;Pizza3&#34;
 __author__ = &#34;Olivier Vitrac&#34;
@@ -2217,9 +2217,11 @@ <h3 id="evaluation-usage">Evaluation Usage</h3>
                                 evaluator = SafeEvaluator(tmp)
                                 reseval = evaluate_with_placeholders(resstr,
                                           evaluator,evaluator_nocontext,raiseerror=True)
-                            except:
+                            except Exception as othererr:
                                 if self._returnerror: # added on 2024-09-06
                                     strnameerr = str(nameerr).replace(&#34;&#39;&#34;,&#34;&#34;)
+                                    if self._debug:
+                                        print(f&#39;Key Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                                     return &#39;&lt; undef %s &#34;${%s}&#34; &gt;&#39; % (self._ftype,strnameerr)
                                 else:
                                     return value #we keep the original value
@@ -2234,7 +2236,9 @@ <h3 id="evaluation-usage">Evaluation Usage</h3>
                                 evaluator = SafeEvaluator(tmp)
                                 reseval = evaluate_with_placeholders(resstr,
                                           evaluator,evaluator_nocontext,raiseerror=True)
-                            except:
+                            except Exception as othererr:
+                                if self._debug:
+                                    print(f&#39;Type Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                                 return &#34;Type Error &lt; %s &gt;&#34; % commonerr
                             else:
                                 return reseval
@@ -4628,9 +4632,11 @@ <h3 id="notes">Notes</h3>
                                 evaluator = SafeEvaluator(tmp)
                                 reseval = evaluate_with_placeholders(resstr,
                                           evaluator,evaluator_nocontext,raiseerror=True)
-                            except:
+                            except Exception as othererr:
                                 if self._returnerror: # added on 2024-09-06
                                     strnameerr = str(nameerr).replace(&#34;&#39;&#34;,&#34;&#34;)
+                                    if self._debug:
+                                        print(f&#39;Key Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                                     return &#39;&lt; undef %s &#34;${%s}&#34; &gt;&#39; % (self._ftype,strnameerr)
                                 else:
                                     return value #we keep the original value
@@ -4645,7 +4651,9 @@ <h3 id="notes">Notes</h3>
                                 evaluator = SafeEvaluator(tmp)
                                 reseval = evaluate_with_placeholders(resstr,
                                           evaluator,evaluator_nocontext,raiseerror=True)
-                            except:
+                            except Exception as othererr:
+                                if self._debug:
+                                    print(f&#39;Type Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                                 return &#34;Type Error &lt; %s &gt;&#34; % commonerr
                             else:
                                 return reseval
@@ -6021,9 +6029,11 @@ <h3>Methods</h3>
                             evaluator = SafeEvaluator(tmp)
                             reseval = evaluate_with_placeholders(resstr,
                                       evaluator,evaluator_nocontext,raiseerror=True)
-                        except:
+                        except Exception as othererr:
                             if self._returnerror: # added on 2024-09-06
                                 strnameerr = str(nameerr).replace(&#34;&#39;&#34;,&#34;&#34;)
+                                if self._debug:
+                                    print(f&#39;Key Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                                 return &#39;&lt; undef %s &#34;${%s}&#34; &gt;&#39; % (self._ftype,strnameerr)
                             else:
                                 return value #we keep the original value
@@ -6038,7 +6048,9 @@ <h3>Methods</h3>
                             evaluator = SafeEvaluator(tmp)
                             reseval = evaluate_with_placeholders(resstr,
                                       evaluator,evaluator_nocontext,raiseerror=True)
-                        except:
+                        except Exception as othererr:
+                            if self._debug:
+                                print(f&#39;Type Error for &#34;{key}&#34; &lt; {othererr} &gt;&#39;)
                             return &#34;Type Error &lt; %s &gt;&#34; % commonerr
                         else:
                             return reseval