Made download message to load Oscar package global (i.e. moved to place_code utils)

Author: rvisser7

lmfdb/ecnf/code.yaml

@@ -23,8 +23,6 @@ not-implemented:
 frontmatter:
   all: |
     {lang} code for working with elliptic curve {label}
-  oscar: |
-    If you have not already loaded the Oscar package, you should type "using Oscar;" before running the code below.
   rest: |
     (Note that not all these functions may be available, and some may take a long time to execute.)
     

lmfdb/elliptic_curves/code.yaml

@@ -33,9 +33,6 @@ not-implemented:
 frontmatter:
   all: |
     {lang} code for working with elliptic curve {label}
-  oscar: |
-    If you have not already loaded the Oscar package, you should type "using Oscar;" before running the code below.
-
 
 curve:
   comment: Define the curve

lmfdb/number_fields/code.yaml

@@ -24,8 +24,6 @@ not-implemented:
 frontmatter:
   all: |
     {lang} code for working with number field {label}.
-  oscar: |
-    If you have not already loaded the Oscar package, you should type "using Oscar;" before running the code below.
   rest: |
     Some of these functions may take a long time to execute (this depends on the field).
 

lmfdb/utils/place_code.py

@@ -109,6 +109,10 @@ def build_frontmatter(self, label, lang):
         for key in ['all', lang, 'rest']:
             frmt += codefrmt[key] if key in codefrmt else ""
 
+            # Include message to load Oscar package (if lang is Oscar)
+            if key == 'oscar':
+                frmt += 'If you have not already loaded the Oscar package, you should type "using Oscar;" before running the code below.\n'
+
         frmt = frmt.replace('\n', '\n' + cmt + " ", frmt.count("\n")-1)
         return frmt.format(lang=self.full_names[lang], label=label) + "\n"