add PyTeX info text to package header

config.py

@@ -30,3 +30,12 @@ PACKAGE_INFO_TEXT = [
     "Reportings of bugs, suggestions and improvements are welcome, see the README",
     "at the Git repository for further information."
 ]
+
+PYTEX_INFO_TEXT = [
+    "This package has been generated by PyTeX, available at",
+    "   https://github.com/kesslermaximilian/PyTeX",
+    "and built from source file '{source_file}'.",
+    "It is STRONGLY DISCOURAGED to edit this source file directly, since local changes",
+    "will not be versioned by Git and overwritten by the next build. Always edit the",
+    "source file and build the package again."
+]

enums.py

@@ -10,6 +10,7 @@ class Attributes(Enum):
     file_name = 'file_name'
     date = 'date'
     year = 'year'
+    source_file_name = 'source_file_name'
 
 
 class Args(Enum):

package_formatter.py

@@ -21,6 +21,7 @@ class PackageFormatter:
         self.year = int(datetime.now().strftime('%Y'))
         self.replace_dict: Dict = {}
         self.arg_replace_dict: Dict = {}
+        self.source_file_name = "not specified"
 
     @staticmethod
     def command_name2keyword(keyword: str):
@@ -88,6 +89,7 @@ class PackageFormatter:
         return contents
 
     def format_package(self, input_path: Path, output_dir: Path = None):
+        self.source_file_name = str(input_path.name)
         input_file = input_path.open()
         lines = input_file.readlines()
         newlines = []

replacements.py

@@ -1,11 +1,12 @@
 from enums import Attributes, Args
 from package_formatter import PackageFormatter
-from config import LICENSE, PACKAGE_INFO_TEXT
+from config import LICENSE, PACKAGE_INFO_TEXT, PYTEX_INFO_TEXT
 
 
 def make_default_commands(package_formatter: PackageFormatter):
-    header = '%' * 80 + '\n' + '\n'.join(map(lambda line: '% ' + line, LICENSE + [''] + PACKAGE_INFO_TEXT)) \
-             + '\n' + '%' * 80 + '\n' \
+    header = '%' * 80 + '\n' \
+             + '\n'.join(map(lambda line: '% ' + line, LICENSE + [''] + PACKAGE_INFO_TEXT + [''] + PYTEX_INFO_TEXT)) \
+             + '\n' + '%' * 80 + '\n\n' \
              + '\\NeedsTeXFormat{{LaTeX2e}}\n' \
                '\\ProvidesPackage{{{package_name}}}[{date} - {description}]\n\n'
     package_formatter.add_arg_replacement(
@@ -15,7 +16,8 @@ def make_default_commands(package_formatter: PackageFormatter):
         date=Attributes.date,
         description=Args.one,
         year=Attributes.year,
-        copyright_holders=Attributes.author
+        copyright_holders=Attributes.author,
+        source_file=Attributes.source_file_name
     )
     package_formatter.add_replacement('package name', '{}', Attributes.package_name)
     package_formatter.add_replacement('package prefix', '{}', Attributes.package_prefix)