added --onefile option to build script

Author: precsim

README.md

@@ -22,7 +22,7 @@ or
 
 [Releases](https://github.com/precise-simulation/mesh-viewer/releases)
 as stand-alone executables are available, and can be built using
-_Pyinstaller_ and the [build/build-exe.py](https://github.com/precise-simulation/mesh-viewer/blob/master/build/build-exe.py)
+_Pyinstaller_ and the [build/build.py](https://github.com/precise-simulation/mesh-viewer/blob/master/build/build-exe.py)
 script.
 
 # Dependencies

build/build-exe.py renamed to build/build.py

@@ -1,10 +1,11 @@
 """
 This is an example of using PyInstaller packager to build
-an executable for meshviewer with plotly/cef.
+stand-alone executable for meshviewer with plotly/cef.
 
 Adapted from https://github.com/cztomczak/cefpython/tree/master/examples/pyinstaller
 
 To package example type: `python build-pyinstaller.py`.
+Accepts optional command line arguments --debug and --onefile
 """
 
 import os
@@ -53,6 +54,10 @@ def main():
     env = os.environ
     if "--debug" in sys.argv:
         env["CEFPYTHON_PYINSTALLER_DEBUG"] = "1"
+
+    if "--onefile" in sys.argv:
+        env["CEFPYTHON_PYINSTALLER_ONEFILE"] = "1"
+
     sub = Popen(["pyinstaller", "--clean", "meshviewer_plotly_cef_tk.spec"], env=env)
     sub.communicate()
     rcode = sub.returncode
@@ -65,7 +70,10 @@ def main():
 
     # Make sure everything went fine
     curdir = os.path.dirname(os.path.abspath(__file__))
-    app_dir = os.path.join(curdir, "dist")
+    if "--onefile" in sys.argv:
+        app_dir = os.path.join(curdir, "dist")
+    else:
+        app_dir = os.path.join(curdir, "dist", APP)
     executable = os.path.join(app_dir, APP+EXE_EXT)
     if not os.path.exists(executable):
         print("Error: PyInstaller failed, main executable is missing: %s"

build/meshviewer_plotly_cef_tk.spec

@@ -13,6 +13,7 @@ from PyInstaller.archive.pyz_crypto import PyiBlockCipher
 
 # Constants
 DEBUG = os.environ.get("CEFPYTHON_PYINSTALLER_DEBUG", False)
+ONEFILE = os.environ.get("CEFPYTHON_PYINSTALLER_ONEFILE", False)
 
 # ----------------------------------------------------------------------------
 # Main
@@ -32,15 +33,32 @@ if not os.environ.get("PYINSTALLER_CEFPYTHON3_HOOK_SUCCEEDED", None):
 pyz = PYZ(a.pure,
           a.zipped_data)
 
-exe = EXE(pyz,
-          a.scripts,
-          a.binaries,
-          a.zipfiles,
-          a.datas,
-          name="meshviewer",
-          debug=DEBUG,
-          strip=False,
-          upx=False,
-          windowed=True,
-          console=DEBUG,
-          icon=False)
+if ONEFILE:
+    exe = EXE(pyz,
+              a.scripts,
+              a.binaries,
+              a.zipfiles,
+              a.datas,
+              name="meshviewer",
+              debug=DEBUG,
+              strip=False,
+              upx=False,
+              console=DEBUG,
+              icon=False)
+else:
+    exe = EXE(pyz,
+              a.scripts,
+              exclude_binaries=True,
+              name="meshviewer",
+              debug=DEBUG,
+              strip=False,
+              upx=False,
+              console=DEBUG)
+
+    COLLECT(exe,
+            a.binaries,
+            a.zipfiles,
+            a.datas,
+            strip=False,
+            upx=False,
+            name="meshviewer")