diff --git a/anki/__init__.py b/anki/__init__.py
index d617bd801..90a90beac 100644
--- a/anki/__init__.py
+++ b/anki/__init__.py
@@ -4,8 +4,8 @@
import sys
-if sys.version_info[0] < 3 or sys.version_info[1] < 6:
- raise Exception("Anki requires Python 3.6+")
+if sys.version_info[0] < 3 or sys.version_info[1] < 5:
+ raise Exception("Anki requires Python 3.5+")
if sys.getfilesystemencoding().lower() in ("ascii", "ansi_x3.4-1968"):
raise Exception("Anki requires a UTF-8 locale.")
diff --git a/aqt/addons.py b/aqt/addons.py
index d0c2f3684..a98524fef 100644
--- a/aqt/addons.py
+++ b/aqt/addons.py
@@ -330,7 +330,7 @@ class AddonsDialog(QDialog):
if not addon:
return
if re.match(r"^\d+$", addon):
- openLink(aqt.appShared + f"info/{addon}")
+ openLink(aqt.appShared + "info/{}".format(addon))
else:
showWarning(_("Add-on was not downloaded from AnkiWeb."))
diff --git a/aqt/browser.py b/aqt/browser.py
index 6fe2dcc6d..09a05d07c 100644
--- a/aqt/browser.py
+++ b/aqt/browser.py
@@ -1383,7 +1383,7 @@ where id in %s""" % ids2str(sf))
self._updatePreviewButtons()
self._previewWeb.eval(
- f"{func}({json.dumps(txt)},'{bodyclass}');")
+ "{}({},'{}');".format(func, json.dumps(txt), bodyclass))
def _onPreviewShowBothSides(self, toggle):
self._previewBothSides = toggle
diff --git a/aqt/errors.py b/aqt/errors.py
index 182084a24..bccfdb90b 100644
--- a/aqt/errors.py
+++ b/aqt/errors.py
@@ -145,8 +145,9 @@ add-ons section of our support site.
else:
platname = "Linux"
- return f"""\
-Anki {appVersion} Python {platform.python_version()} Qt {QT_VERSION_STR} PyQt {PYQT_VERSION_STR}
-Platform: {platname}
-Flags: frz={getattr(sys, "frozen", False)} ao={self.mw.addonManager.dirty}
-"""
+ return """\
+Anki {} Python {} Qt {} PyQt {}
+Platform: {}
+Flags: frz={} ao={}
+""".format(appVersion, platform.python_version(), QT_VERSION_STR, PYQT_VERSION_STR, platname,
+ getattr(sys, "frozen", False), self.mw.addonManager.dirty)
diff --git a/aqt/main.py b/aqt/main.py
index 9c652e90a..56fe1ab42 100644
--- a/aqt/main.py
+++ b/aqt/main.py
@@ -288,7 +288,7 @@ close the profile or restart Anki."""))
if getattr(w, "silentlyClose", None):
w.close()
else:
- showWarning(f"Window should have been closed: {w}")
+ showWarning("Window should have been closed: {}".format(w))
def unloadProfileAndExit(self):
self.unloadProfile(self.cleanupAndExit)
diff --git a/aqt/reviewer.py b/aqt/reviewer.py
index 2f216c532..5f1b2706b 100644
--- a/aqt/reviewer.py
+++ b/aqt/reviewer.py
@@ -119,12 +119,12 @@ class Reviewer:
def revHtml(self):
extra = self.mw.col.conf.get("reviewExtra", "")
- return f"""
+ return """
★
⚑
-{extra}
-"""
+{}
+""".format(extra)
def _initWeb(self):
self._reps = 0
diff --git a/aqt/utils.py b/aqt/utils.py
index 2fdf8954d..aa4c0a121 100644
--- a/aqt/utils.py
+++ b/aqt/utils.py
@@ -503,7 +503,7 @@ class MenuList:
end = items[-1].title
prefix = os.path.commonprefix([start.upper(), end.upper()])
n = len(prefix)+1
- return f"{start[:n].upper()}-{end[:n].upper()}"
+ return "{}-{}".format(start[:n].upper(), end[:n].upper())
class SubMenu(MenuList):
def __init__(self, title):
diff --git a/aqt/webview.py b/aqt/webview.py
index b6275d772..815628e75 100644
--- a/aqt/webview.py
+++ b/aqt/webview.py
@@ -217,21 +217,21 @@ border-radius:5px; font-family: Helvetica }"""
from aqt import mw
head = mw.baseHTML() + head + csstxt + jstxt
- html=f"""
+ html = """
-{self.title}
+{}
-{head}
+{}
-{body}
-"""
+{}
+